THIS IS A SCHEDULED EVENT Oct <var data-var='date'>17</var>, <var data-var='time'>05:00</var> - <var data-var='time'>09:00</var> UTC Oct <var data-var='date'> 5</var>, <var data-var='time'>17:19</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Network Infrastructure Maintenance Window: Start Time: 17 Oct 2026 05:00 UTC End Time: 17 Oct 2026 09:00 UTC Reference: SDCCAB-5553 Projected Impact: Customers may experience degraded monitoring visibility within the Distributed Cloud Console Routed DDoS workspace while infrastructure components are transitioned as part of this maintenance activity. This may result in temporary gaps or inconsistencies in traffic graphs and monitoring data presented in the Console. Network services, customer traffic, and application availability are not expected to be affected. Reason for Maintenance: This scheduled maintenance will transition infrastructure components to an updated platform. This work is part of our ongoing efforts to modernize the infrastructure, improve operational efficiency, and enhance the scalability and reliability of our services. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Planned Maintenance Notification for F5 Distributed Cloud Network Infrastructure in Frankfurt (FR4) – Impact: Degraded Performance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>17</var>, <var data-var='time'>02:00</var> UTC &nbsp;-&nbsp; Oct <var data-var='date'>18</var>, <var data-var='time'>08:00</var> UTC Oct <var data-var='date'> 2</var>, <var data-var='time'>20:23</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 17 Oct 2026 02:00 UTC End Time: 18 Oct 2026 08:00 UTC Per-Location Maintenance Schedule: - October 17th 02:00 UTC - B-New York, Toronto - October 18th 02:00 UTC - B-Ashburn (DC12), Seoul, South Korea Note: Each location's maintenance will begin only after the previous one has been successfully completed. The schedule may shift forward or backward depending on the actual completion time of each phase. Reference: SDCCAB-5557 Projected Impact: Customers who have created hard-coded dependencies for a specific Regional Edge site may experience a service interruption during this maintenance window. However, services and applications are expected to remain unaffected as they will continue to be served from other Regional Edges within the same region. Additionally, Customer Edge (CE) services and applications will not face any downtime during this period. Reason for Maintenance: This scheduled maintenance will implement updates designed to improve system stability and performance. This is part of our ongoing commitment to improving regional capacity, scalability, and service resilience. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Planned Maintenance Notification for F5 Distributed Cloud Regional Edge in Multiple locations – Impact: Brief Interruption

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>11</var>, <var data-var='time'>04:00</var> - <var data-var='time'>10:00</var> UTC Sep <var data-var='date'>24</var>, <var data-var='time'>23:15</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 11 Oct 2026 04:00 UTC End Time: 11 Oct 2026 10:00 UTC Reference: SDCCAB-5398 Projected Impact: During this maintenances window, customer traffic will be rerouted to the nearest available Point of Presence (PoP). However, customers with hard-coded dependencies specifically tied to the Dubai Regional site (DX1) may experience a service disruption during this period. Reason for Maintenance: This scheduled maintenance will implement updates designed to improve system stability and performance. This is part of our ongoing commitment to improving regional capacity, scalability, and service resilience. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Planned Maintenance Notification for F5 Distributed Cloud Regional Edge in Dubai (DX1) – Impact: Brief Interruption

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>23:00</var> UTC &nbsp;-&nbsp; Oct <var data-var='date'>11</var>, <var data-var='time'>05:00</var> UTC Oct <var data-var='date'> 2</var>, <var data-var='time'>16:14</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 10 Oct 2026 23:00 UTC End Time: 11 Oct 2026 05:00 UTC Reference: SDCCAB-5549 Projected Impact: During this maintenance window, traffic to Lisbon (LS1) Regional Edge will be directed to nearby Regional Edge sites. Customers with configurations that rely on Lisbon (LS1) Regional Edge site may experience degraded performance during this maintenance window. Customer Edge (CE) services and applications will not experience downtime and will continue to operate normally from other Regional Edge sites. Reason for Maintenance: Capacity enhancements in the Lisbon (LS1) Regional Edge to support scalability and reliability. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Planned Maintenance Notification for F5 Distributed Cloud Regional Edge in Lisbon (LS1) – Impact: Degraded Performance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>12:00</var> - <var data-var='time'>18:00</var> UTC Sep <var data-var='date'>29</var>, <var data-var='time'>16:46</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Network Infrastructure Maintenance Window: Start Time: 10 Oct 2026 12:00 UTC End Time: 10 Oct 2026 18:00 UTC Reference: SDCCAB-5371 Projected Impact: Customers who have created hard-coded dependencies for the Osaka Regional Edge site may encounter degraded performance or temporary routing delays during this window. Services and applications should otherwise remain unaffected and will continue to be served from other Regional Edges within the same region. Reason for Maintenance: We are performing essential network infrastructure addition in our Osaka (OS1) facility. This is part of our ongoing commitment to enhancing the reliability, performance, and security of your services. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Network Infrastructure in Osaka (OS1) – Impact: Degraded Performance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>04:00</var> - <var data-var='time'>06:00</var> UTC Oct <var data-var='date'> 7</var>, <var data-var='time'>06:00</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud DNS Service Maintenance Window: Start Time: 10 Oct 2026 04:00 UTC End Time: 10 Oct 2026 06:00 UTC Reference: SDCCAB-5535 Projected Impact: F5 Distributed Cloud DNS is built with availability and redundancy; therefore, no widespread service impact is expected during this maintenance window. Reason for Maintenance: This maintenance activity involves a software update aimed at enhancing protection against DDoS attacks and improving the stability, performance, and overall reliability of the DNS service. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud DNS Service – Impact: No Impact

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>04:00</var> - <var data-var='time'>16:00</var> UTC Oct <var data-var='date'> 6</var>, <var data-var='time'>19:07</var> UTC Update - Dear Valued Customer, We would like to inform you that the previously scheduled maintenance for CDN Global Controller has been rescheduled. Updated Maintenance Details: Start Time: 10 Oct 2026 04:00 UTC End Time: 10 Oct 2026 16:00 UTC Reason for Reschedule: Rescheduled to ensure maintenance is performed during a period of lower activity, minimizing any potential impact. Reference ID: SDCCAB-5481 We apologize for any inconvenience caused and appreciate your cooperation and understanding as we work to improve our services. If you have any questions or need further assistance, please contact our support team at support@cloud.f5.com. Sincerely, F5 Distributed Cloud Sep <var data-var='date'>29</var>, <var data-var='time'>20:32</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed CDN Cloud Global Controller Maintenance Window: Start Time: 10 Oct 2026 00:30 UTC End Time: 10 Oct 2026 12:30 UTC Reference: SDCCAB-5481 Projected Impact: During this maintenance window, customers will be unable to create new CDN distributions. Please note that all existing CDN services are expected to remain fully operational and unaffected throughout the maintenance. Reason for Maintenance: We are performing a scheduled platform upgrade to modernize the CDN Global Controller's core operating environment. This upgrade ensures long-term system stability, enhanced security compliance, and robust service reliability. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

[RESCHEDULED] Urgent Scheduled Maintenance Notification for F5 Distributed Cloud CDN Global Controller – Impact: Configuration Propagation Delay

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>04:00</var> - <var data-var='time'>09:00</var> UTC Oct <var data-var='date'> 2</var>, <var data-var='time'>14:43</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Bot Defense Distributed Cloud Protection Manager DCPM Maintenance Window: Start Time: 10 Oct 2026 04:00 UTC End Time: 10 Oct 2026 09:00 UTC Reference: SDCCAB-5514 Projected Impact: Customer traffic and protected applications will remain fully operational throughout this maintenance. To help ensure a smooth upgrade process, we recommend avoiding any configuration changes or updates to your F5 Bot services during the maintenance window. Reason for Maintenance: Platform enhancements and deployment of a new F5 Bot Distributed Cloud Protection Manager (DCPM) release to improve reliability, performance, and operational efficiency. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Bot Defense DCPM – Impact: No Impact

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>04:00</var> - <var data-var='time'>10:00</var> UTC Oct <var data-var='date'> 1</var>, <var data-var='time'>05:22</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud DNS Services Maintenance Window: Start Time: 10 Oct 2026 04:00 UTC End Time: 10 Oct 2026 10:00 UTC Reference: SDCCAB-4079 Projected Impact: During this maintenance window, DNS record-related operations such as primary zone creation, secondary zone creation, and zone updates will enter a pending state until the upgrade is completed. Once the upgrade concludes, these operations will automatically be retried and transition into an active state. Please rest assured that there will be no impact to other traffic flows. Reason for Maintenance: This upgrade is being carried out to enhance resiliency and provide improved security for our DNS services. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Planned Maintenance Notification for F5 Distributed Cloud DNS Service - Global – Impact: Config Propagation Delay

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>10</var>, <var data-var='time'>04:00</var> - <var data-var='time'>10:00</var> UTC Sep <var data-var='date'>24</var>, <var data-var='time'>23:14</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Planned maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 10 Oct 2026 04:00 UTC End Time: 10 Oct 2026 10:00 UTC Reference: SDCCAB-5397 Projected Impact: During this maintenances window, customer traffic will be rerouted to the nearest available Point of Presence (PoP). However, customers with hard-coded dependencies specifically tied to the Jakarta Regional site (JK1) may experience a service disruption during this period. Reason for Maintenance: This scheduled maintenance will implement updates designed to improve system stability and performance. This is part of our ongoing commitment to improving regional capacity, scalability, and service resilience. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Planned Maintenance Notification for F5 Distributed Cloud Regional Edge in Jakarta (JK1) – Impact: Brief Interruption

Oct <var data-var='date'> 6</var>, <var data-var='time'>21:43</var> UTC Update - The F5 Distributed Cloud engineering team continues to make progress toward restoring the Melbourne (ME1) Regional Edge, and restoration efforts remain on track. Proactive monitoring is in place to help maintain service continuity across the region during this process. We appreciate your patience and will provide further updates as restoration progresses. Oct <var data-var='date'> 5</var>, <var data-var='time'>23:36</var> UTC Identified - Our F5 Distributed Cloud engineering team continues to work on the restoration of the Melbourne (ME1) Regional Edge. Restoration activities remain on track, and additional updates will be provided as progress is made. The engineering team has enabled a proactive monitoring stage to ensure service continuity throughout the region. We will share further updates as more information becomes available. Oct <var data-var='date'> 5</var>, <var data-var='time'>16:30</var> UTC Update - We are currently investigating a hardware issue within our Melbourne region. Customer traffic continues to route normally over secondary paths. Our network engineering team is actively working with hardware vendor support to complete diagnostic procedures. We will share further updates as more information becomes available. Oct <var data-var='date'> 5</var>, <var data-var='time'>15:46</var> UTC Investigating - This advisory is to inform you that we are currently investigating reports of service degradation affecting Melbourne. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: •	We have identified potential service impact at 03:42 PM UTC •	Our incident response team has been fully mobilized; •	Initial investigation and impact assessment efforts are underway. Next Steps: •	A detailed incident notification will be provided within 30 minutes; •	Our teams are working to determine the root cause of the incident; •	We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.

F5 Distributed Cloud - Service Degradation - Network - Melbourne (ME1) - INC-20261005-523

Oct <var data-var='date'> 5</var>, <var data-var='time'>01:00</var> UTC Completed - The scheduled maintenance has been completed. Oct <var data-var='date'> 4</var>, <var data-var='time'>21:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Oct <var data-var='date'> 3</var>, <var data-var='time'>03:26</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 04 Oct 2026 21:00 UTC End Time: 05 Oct 2026 01:00 UTC Reference: SDCCAB-5529 Projected Impact: Customers who have created hard-coded dependencies for a specific Regional Edge site may experience a service interruption during this maintenance window. However, services and applications are expected to remain unaffected as they will continue to be served from other Regional Edges within the same region. Additionally, Customer Edge (CE) services and applications will not face any downtime during this period. Reason for Maintenance: This scheduled maintenance will implement updates designed to improve system stability and performance. This is part of our ongoing commitment to improving regional capacity, scalability, and service resilience. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services.

Urgent Scheduled Maintenance Notification  for F5 Distributed Cloud Regional Edge in Tokyo and Osaka – Impact: Brief Interruption

Oct <var data-var='date'> 1</var>, <var data-var='time'>22:23</var> UTC Resolved - The F5 Distributed Cloud team has resolved the instance management issue affecting the NGINX One Console. Console services, APIs, and management functions are operating normally. Throughout the incident, customer application traffic remained unaffected, and existing NGINX instances continued serving live traffic without disruption. Recovery actions have been completed. We appreciate your patience and understanding while we worked to resolve this issue. Oct <var data-var='date'> 1</var>, <var data-var='time'>15:17</var> UTC Monitoring - The F5 Distributed Cloud team has successfully resolved the instance management for the NGINX One Console, and Console services and APIs are currently operating normally. Customer application traffic remained entirely unaffected throughout the incident, and existing NGINX instances continued to serve live traffic without disruption. Management and control plane operations are fully accessible. Our teams are actively monitoring system performance to ensure sustained stability. We will continue to monitor system performance and provide further updates as they become available. We appreciate your patience and understanding. Oct <var data-var='date'> 1</var>, <var data-var='time'>13:37</var> UTC Update - The F5 Distributed Cloud team is currently investigating an issue affecting access to the NGINX One Console, with Console APIs currently returning 503 Service Unavailable errors. Customer application traffic remains entirely unaffected. Existing NGINX instances are fully operational and continue to serve live traffic normally, with no disruption to the data plane or application availability. The impact is strictly limited to the NGINX One Console. Management and control plane operations—such as configuration changes and monitoring performed through the Console—are temporarily unavailable. Our teams are actively working to identify the root cause and restore full Console access as quickly as possible. We will share further updates as more information becomes available. We appreciate your patience and understanding. Oct <var data-var='date'> 1</var>, <var data-var='time'>12:32</var> UTC Investigating - This advisory is to inform you that we are currently investigating reports of service degradation affecting NGINX One. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: •	We have identified potential service impact at 12:28 PM UTC; •	Our incident response team has been fully mobilized; •	Initial investigation and impact assessment efforts are underway. Next Steps: •	A detailed incident notification will be provided within 30 minutes; •	Our teams are working to determine the root cause of the incident; •	We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.

F5 Distributed Cloud - Service Degradation - Issue with NGINX One Console - INC-20261001-522

Oct <var data-var='date'> 1</var>, <var data-var='time'>16:31</var> UTC Resolved - The F5 Distributed Cloud team has successfully resolved the intermittent loss of Access Logs and Global Log Receiver services in the Mumbai (b-mb2) region. All affected log streaming services have returned to standard operation. There was no traffic interruption during this event, and all core Distributed Cloud Console services remained fully operational. All other services remain fully operational. This incident has been marked as resolved. Oct <var data-var='date'> 1</var>, <var data-var='time'>10:52</var> UTC Monitoring - The F5 Distributed Cloud team has successfully resolved the intermittent loss of Access Logs and Global Log Receiver services in the Mumbai (b-mb2) region. All affected log streaming services have returned to standard operation, and our teams are closely monitoring system performance to ensure sustained stability. There was no traffic interruption during this event, and all core Distributed Cloud Console services remained fully operational. We appreciate your patience and understanding throughout this incident. Oct <var data-var='date'> 1</var>, <var data-var='time'>08:18</var> UTC Update - F5 Distributed Cloud team is observing intermittent loss of Access Logs and Global Log Receiver in Mumbai (b-mb2) region. Our teams are actively investigating the issue. Please note that there is no traffic interruption and all core Distributed Cloud Console services remain fully operational. We will share further updates as more information becomes available. We appreciate your patience and understanding. Oct <var data-var='date'> 1</var>, <var data-var='time'>07:15</var> UTC Investigating - This advisory is to inform you that we are currently investigating reports of intermittent loss of access logs in Mumbai (b-mb2) region. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: • We have identified potential service impact at 10/01/2026, 04:25 UTC; • Our incident response team has been fully mobilized; • Initial investigation and impact assessment efforts are underway. Next Steps: • A detailed incident notification will be provided within 30 minutes; • Our teams are working to determine the root cause of the incident; • We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.

F5 Distributed Cloud - Service Degradation - Intermittent loss of Access Logs and Global Log Receiver in Mumbai (b-mb2) region - INC-20261001-521

Oct <var data-var='date'> 1</var>, <var data-var='time'>03:49</var> UTC Resolved - We are pleased to report that the configuration propagation delays affecting our Distributed Cloud systems have been completely resolved. Our engineering teams have completed their recovery work, and after closely monitoring our platform, we can confirm that all systems are stable and processing traffic normally. We know how important these services are to your business operations and truly appreciate your patience and partnership while we worked to put this right. If you have any remaining questions or need assistance, our support team is ready to help through your usual contact channels. Sincerely, F5 Distributed Cloud Sep <var data-var='date'>30</var>, <var data-var='time'>20:30</var> UTC Monitoring - Most regions are now fully recovered and actively processing traffic normally. Our technical teams have made significant progress, and we are currently monitoring all systems closely to ensure continued stability and performance. We truly appreciate your continued patience during this recovery period. Sep <var data-var='date'>30</var>, <var data-var='time'>18:32</var> UTC Update - Our engineering teams continue to actively work on resolving the underlying issue. We are monitoring the systems closely as we work toward full resolution. All other services remain unaffected and continue to operate normally. Thank you again for your patience and partnership as we complete our work on this issue. Sep <var data-var='date'>30</var>, <var data-var='time'>15:58</var> UTC Identified - We are actively addressing an issue that is currently causing propagation delays within the F5 Distributed Cloud configuration systems. Our technical teams are thoroughly investigating the root cause to restore normal performance. During this period, some customers may experience intermittent 5xx errors when attempting to apply or access configurations. All other services are unaffected and continue to operate normally. We sincerely appreciate your patience and understanding during this time. Sep <var data-var='date'>30</var>, <var data-var='time'>13:53</var> UTC Update - Distributed Cloud customers are experiencing delays in configuration propagation when creating a new Load Balancer or modifying an existing one. All other services remain fully operational. Our team is actively investigating and will provide updates as they become available. Sep <var data-var='date'>30</var>, <var data-var='time'>13:24</var> UTC Investigating - This advisory is to inform you that we are currently investigating reports of service degradation affecting multiple regions. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: •	We have identified potential service impact at 1:17 PM UTC; •	Our incident response team has been fully mobilized; •	Initial investigation and impact assessment efforts are underway. Next Steps: •	A detailed incident notification will be provided within 30 minutes; •	Our teams are working to determine the root cause of the incident; •	We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.

F5 Distributed Cloud - Service Degradation - Configuration propagation delay - INC-20260930-519

Sep <var data-var='date'>29</var>, <var data-var='time'>12:35</var> UTC Resolved - The F5 Distributed Cloud team would like to inform you that the service provider issue in Querétaro, Mexico region has been resolved. We are pleased to confirm that services have remained stable and are functioning as expected. This incident is now marked as resolved. If you continue to experience any issue, please contact the F5 Support team for further assistance. If you have any questions or need assistance, please contact our Support team: - Email support: support@cloud.f5.com - Phone support: For region-specific contact details, please visit: https://my.f5.com/manage/s/article/K000135931 Thank you for your patience and understanding. Sincerely, F5 Distributed Cloud Sep <var data-var='date'>29</var>, <var data-var='time'>09:04</var> UTC Identified - The F5 Distributed Cloud team would like to inform you that the service provider issue in Querétaro, Mexico region is being actively investigated. There is no impact to customer traffic. We will share further updates as more information becomes available. Thank you for your understanding. Sep <var data-var='date'>29</var>, <var data-var='time'>08:29</var> UTC Monitoring - The F5 Distributed Cloud team would like to inform you that we had noticed a brief spike in 5xx responses in Querétaro, Mexico and it has subsequently recovered. Please note that our services remain stable, and we will continue to monitor the environment to ensure reliability and stability. If you have any questions or need assistance, please contact our Support team: - Email support: support@cloud.f5.com - Phone support: For region-specific contact details, please visit: https://my.f5.com/manage/s/article/K000135931 Thank you for your patience and understanding. Sincerely, F5 Distributed Cloud

F5 Distributed Cloud - Service Degradation - Brief Spike in 5xx Responses in Querétaro, Mexico - INC-20260929-518

Sep <var data-var='date'>29</var>, <var data-var='time'>01:19</var> UTC Resolved - The Distributed Cloud team is pleased to confirm that the issue in Melbourne (me1) region affecting display of metrics within the customer dashboard and Customer Edges has been fully resolved, and service is operating normally. We have completed our monitoring activities and confirmed platform stability. If you have any questions or need assistance, please contact our Support team: - Email support: support@cloud.f5.com - Phone support: For region-specific contact details, please visit: https://my.f5.com/manage/s/article/K000135931 Thank you for your patience and understanding. Sincerely, F5 Distributed Cloud Sep <var data-var='date'>28</var>, <var data-var='time'>18:05</var> UTC Monitoring - A fix has been deployed that restores full visibility into Customer Edge health metrics and alerts. We are continuing to monitor to confirm sustained stability. We appreciate your understanding and patience during this time. Should any further updates arise, we will promptly communicate them to keep you informed. Sep <var data-var='date'>28</var>, <var data-var='time'>16:46</var> UTC Update - Customer Edge health metrics and alerts are unavailable for Customer Edges connected to the Melbourne (me1-mel) Regional Edge due to a metric reporting issue. Customer traffic is unaffected and flowing normally. Our team is actively investigating and will provide updates as they become available. Sep <var data-var='date'>28</var>, <var data-var='time'>16:10</var> UTC Investigating - This advisory is to inform you that we are currently investigating reports of service degradation affecting Melbourne region. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: •	We have identified potential service impact at 04:05 PM UTC. •	Our incident response team has been fully mobilized; •	Initial investigation and impact assessment efforts are underway. Next Steps: •	A detailed incident notification will be provided within 30 minutes; •	Our teams are working to determine the root cause of the incident; •	We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.

F5 Distributed Cloud - Service Degradation - Investigating Missing Metrics Impacting me1-mel RE - INC-20260928-517

Sep <var data-var='date'>27</var>, <var data-var='time'>09:00</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>27</var>, <var data-var='time'>03:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>25</var>, <var data-var='time'>15:42</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 27 Sep 2026 03:00 UTC End Time: 27 Sep 2026 09:00 UTC Reference: SDCCAB-5380 Projected Impact: During this maintenance window, traffic to Sao Paulo (SP4) Regional Edge will be directed to nearby Regional Edge sites. Customers with configurations that rely on Sao Paulo (SP4) Regional Edge site may experience degraded performance during this maintenance window. Customer Edge (CE) services and applications will not experience downtime and will continue to operate normally from other Regional Edge sites. Reason for Maintenance: Capacity enhancements in the Sao Paulo (SP4) Regional Edge to support scalability and reliability. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Regional Edge in Sao Paulo (SP4) – Impact: Degraded Performance

Sep <var data-var='date'>27</var>, <var data-var='time'>04:30</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>27</var>, <var data-var='time'>02:30</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>27</var>, <var data-var='time'>02:15</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Regional Edge Maintenance Window: Start Time: 27 Sep 2026 02:30 UTC End Time: 27 Sep 2026 04:30 UTC Projected Impact Traffic Redirection — All traffic currently served by the Ashburn (dc12-ash) Regional Edge site will be automatically redistributed to adjacent Regional Edge sites for the duration of the maintenance window. Potential Performance Degradation — Customers with configurations that have explicit dependencies on the Ashburn (dc12-ash) Regional Edge site may experience transient latency increases or degraded performance while traffic is served from alternate Regional Edge sites. No Customer Edge (CE) Downtime — CE services and customer applications will continue to operate normally. All CE workloads will be served seamlessly from other Regional Edge sites with no service interruption. Configuration Propagation Delays — Configuration updates from the Global Controller (GC) to the Ashburn Regional Edge site may be delayed during the maintenance window. Reason for Maintenance: Perform a hot fix for routed ddos service. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Regional Edge in Ashburn (dc12-ash)– Impact: Config propogation delay

Sep <var data-var='date'>26</var>, <var data-var='time'>14:00</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>26</var>, <var data-var='time'>02:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>24</var>, <var data-var='time'>17:26</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Client-Side Defense Maintenance Window: Start Time: 26 Sep 2026 02:00 UTC End Time: 26 Sep 2026 14:00 UTC Reference: SDCCAB-5396 Projected Impact: During the maintenance window, the Client-Side Defense dashboard may be temporarily unavailable. Additionally, the data ingestion pipeline may experience brief, intermittent interruptions, which could cause minor gaps in telemetry reporting or delays in processing newly collected data. All other functionality will continue to operate as expected. Reason for Maintenance: We will be performing scheduled maintenance on our Client-Side Defense infrastructure to implement performance enhancements, stability improvements, and updates designed to improve the overall customer experience. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Client-Side Defense, Globally – Impact: Data Processing

Sep <var data-var='date'>24</var>, <var data-var='time'>18:30</var> UTC Resolved - This incident has been resolved. May <var data-var='date'> 5</var>, <var data-var='time'>09:50</var> UTC Monitoring - Dear Valued Customers, We are adding new IP ranges to our F5 Distributed Cloud SaaS Services. To ensure uninterrupted access to our services, please whitelist these additional IP ranges before September 1st, 2026. New IP Ranges: Americas: 159.60.177.0/24 159.60.252.0/24 Please update your firewall and security settings to allow traffic from these IPs. This change is necessary to maintain seamless connectivity and avoid disruptions. The full list of IP ranges can be found at https://docs.cloud.f5.com/docs-v2/platform/reference/network-cloud-ref If you have any questions, please feel free to contact us at support@cloud.f5.com

Informational : New IP ranges for F5 Distributed Cloud Regional Edge sites

Sep <var data-var='date'>22</var>, <var data-var='time'>19:00</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>22</var>, <var data-var='time'>17:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>22</var>, <var data-var='time'>07:55</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Network Infrastructure Maintenance Window: Start Time: 22 Sep 2026 17:00 UTC End Time: 22 Sep 2026 19:00 UTC Reference: SDCCAB-5369 Projected Impact: Customers who have created hard-coded dependencies for Regional Edge Chennai(SIF), Singapore (SG3) site may encounter a service interruption during this window. Services and applications should remain unaffected and will continue to be served from other Regional Edges within the same region Reason for Maintenance: This scheduled maintenance will implement updates designed to improve system stability and performance. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Network Infrastructure in Chennai(SIF), Singapore (SG3) – Impact: Brief Interruption

Sep <var data-var='date'>20</var>, <var data-var='time'>07:00</var> UTC Completed - The scheduled maintenance has been completed. Sep <var data-var='date'>20</var>, <var data-var='time'>02:00</var> UTC In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Sep <var data-var='date'>17</var>, <var data-var='time'>23:52</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Distributed Cloud Network Infrastructure Maintenance Window: Start Time: 20 Sep 2026 2:00 UTC End Time: 20 Sep 2026 7:00 UTC Reference: SDCCAB-4058, SDCCAB-5133 Projected Impact: During this maintenances window customer traffic will be rerouted to the nearest available Point of Presence (PoP). However, customers with hard-coded dependencies specifically tied to the Atlanta Regional site may experience a service disruption during this period. Reason for Maintenance: We are performing essential network infrastructure upgrades in our Atlanta (AT1) facility. This is part of our ongoing commitment to enhancing the reliability, performance, and security of your services. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Distributed Cloud

Urgent Scheduled Maintenance Notification for F5 Distributed Cloud Network Infrastructure in Atlanta (AT1) – Impact: Degraded Performance

Sep <var data-var='date'>18</var>, <var data-var='time'>17:28</var> UTC Completed - Dear Valued Customer, We would like to inform you that the scheduled maintenance for Bot Defense Data Center has been cancelled. Original Maintenance Details: Start Time: 19 Sep 2026 13:00 UTC End Time: 19 Sep 2026 21:00 UTC Reason for Cancellation: This maintenance has been postponed due to related work, making it unnecessary at this time Reference ID: SDCCAB-4737 If you have any questions or need further assistance, please contact our support team at support@cloud.f5.com. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Bot Defense Sep <var data-var='date'>12</var>, <var data-var='time'>01:05</var> UTC Scheduled - Dear Valued Customers, We would like to inform you of an upcoming Urgent Scheduled maintenance activity that will be performed on the following F5 service: - F5 Bot Defense (Advanced) Maintenance Window: Start Time: 19 Sep 2026 13:00 UTC End Time: 19 Sep 2026 21:00 UTC Reference: SDCCAB-4737 Projected Impact: Prior to maintenance, traffic will be redirected from Ashburn, Virginia, to Silicon Valley, California, using automated health-check routing. During this window, redundancy will operate in a single-site configuration, and no traffic interruption is expected. Traffic will be seamlessly restored post-maintenance. Reason for Maintenance: We will be performing power infrastructure maintenance to enhance infrastructure reliability and operational resiliency. Our Commitment: We will provide timely updates should there be any changes to the schedule or if unexpected issues arise. Contact Information: - Email Support: Reach us at support@cloud.f5.com for any questions or assistance. - Phone Support: For region-specific contact details, please visit https://my.f5.com/manage/s/article/K000135931. We appreciate your cooperation and understanding as we work to improve our services. Sincerely, F5 Bot Defense

[CANCELLED] F5 Urgent Scheduled Maintenance Notification for F5 Bot Defense Network Infrastructure in Ashburn (DC11) – Impact: Non-Disruptive

Sep <var data-var='date'>18</var>, <var data-var='time'>11:37</var> UTC Resolved - The F5 Distributed Cloud team has successfully resolved the DNS-related issues that previously caused availability degradation for some services. All corrective measures have been completed and system stability has been thoroughly verified. All affected F5 DNS services have returned to normal operation, and no further impact has been observed during the monitoring period. We thank you for your patience and understanding throughout this incident. If you continue to experience any residual issues, please reach out to support. Sep <var data-var='date'>18</var>, <var data-var='time'>09:03</var> UTC Monitoring - The F5 Distributed Cloud team has identified and resolved the DNS-related issues that resulted in availability degradation for some services. Services have been restored, and our engineering teams are closely monitoring system performance to ensure stability. We appreciate your patience during this time. Thank you for your understanding. Sep <var data-var='date'>18</var>, <var data-var='time'>08:09</var> UTC Investigating - This advisory is to inform you that we are currently investigating reports of service degradation affecting DNS requests. We understand this may be affecting your operations and we are committed to providing transparent and timely updates as more information becomes available. While we gather more information, we recommend monitoring the progress on this site (https://www.f5cloudstatus.com/) for the latest update. Investigation Status: •	We have identified potential service impact at 08:05 AM UTC; •	Our incident response team has been fully mobilized; •	Initial investigation and impact assessment efforts are underway. Next Steps: •	A detailed incident notification will be provided within 30 minutes; •	Our teams are working to determine the root cause of the incident; •	We will share mitigation steps as soon as they become available. We appreciate your patience as we work to resolve this situation. If you are experiencing a critical business impact, please contact our support team through your established channels. Thank you for your continued support and trust in F5.

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