THIS IS A SCHEDULED EVENT Nov <var data-var='date'>18</var>, <var data-var='time'>21:00</var> PST &nbsp;-&nbsp; Nov <var data-var='date'>19</var>, <var data-var='time'>03:00</var> PST Sep <var data-var='date'>30</var>, <var data-var='time'>16:04</var> PDT Scheduled - Our SMS carrier partner in the United States is conducting a planned maintenance from 18 November 2026 at 21:00 PST until 19 November 2026 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from United States handsets via subset of United States long codes.

United States SMS Carrier Partner Maintenance

THIS IS A SCHEDULED EVENT Nov <var data-var='date'>16</var>, <var data-var='time'>21:00</var> PST &nbsp;-&nbsp; Nov <var data-var='date'>17</var>, <var data-var='time'>03:00</var> PST Sep <var data-var='date'>30</var>, <var data-var='time'>13:34</var> PDT Scheduled - Our SMS carrier partner in the United States is conducting a planned maintenance from 16 November 2026 at 21:00 PST until 17 November 2026 at 03:00 PST. During the maintenance window, there could be intermittent delays delivering SMS to and from United States handsets via subset of United States long codes.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>28</var>, <var data-var='time'>20:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>29</var>, <var data-var='time'>00:00</var> PDT Sep <var data-var='date'>29</var>, <var data-var='time'>08:15</var> PDT Scheduled - Our SMS and MMS carrier partner in the United States is conducting a planned maintenance from 28 October 2026 at 20:00 PDT until 29 October 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to United States handsets via subset of United States long codes.

United States SMS and MMS Carrier Partner Maintenance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>28</var>, <var data-var='time'>20:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>29</var>, <var data-var='time'>00:00</var> PDT Sep <var data-var='date'> 4</var>, <var data-var='time'>00:24</var> PDT Scheduled - Twilio is conducting a planned maintenance from 28 October 2026 at 20:00 PDT until 29 October 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays or failures delivering SMS and MMS to and from United States and Canada handsets when sending via long codes, short codes and toll free numbers.

United States and Canada Twilio SMS and MMS Maintenance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>28</var>, <var data-var='time'>13:00</var> - <var data-var='time'>17:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>07:46</var> PDT Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 28 October 2026 at 13:00 PDT until 28 October 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.

Russia SMS Carrier Maintenance - Tele2

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>26</var>, <var data-var='time'>13:00</var> - <var data-var='time'>17:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>07:46</var> PDT Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 26 October 2026 at 13:00 PDT until 26 October 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>21</var>, <var data-var='time'>22:00</var> - <var data-var='time'>23:30</var> PDT Sep <var data-var='date'>15</var>, <var data-var='time'>15:09</var> PDT Scheduled - Twilio will conduct infrastructure maintenance on the San Jose (US2) PoP on October 21, 2026, from 10:00pm PDT until 11:30pm PDT. Overall service impact is expected to be minimal. However, there could be intermittent message delivery failures and delivery delays during traffic re-convergence for traffic routing to and from Twilio’s US2/San Jose edge location.

Infrastructure Maintenance on the San Jose (US2) PoP

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>21</var>, <var data-var='time'>20:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>22</var>, <var data-var='time'>00:00</var> PDT Sep <var data-var='date'>28</var>, <var data-var='time'>11:56</var> PDT Scheduled - Our SMS and MMS carrier partner in the United States is conducting a planned maintenance from 21 October 2026 at 20:00 PDT until 22 October 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from United States handsets via United States long codes.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>21</var>, <var data-var='time'>20:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>22</var>, <var data-var='time'>00:00</var> PDT Sep <var data-var='date'> 4</var>, <var data-var='time'>00:24</var> PDT Scheduled - Twilio is conducting a planned maintenance from 21 October 2026 at 20:00 PDT until 22 October 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays or failures delivering SMS and MMS to and from United States and Canada handsets when sending via long codes, short codes and toll free numbers.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>21</var>, <var data-var='time'>13:00</var> - <var data-var='time'>17:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>07:46</var> PDT Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 21 October 2026 at 13:00 PDT until 21 October 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>19</var>, <var data-var='time'>13:00</var> - <var data-var='time'>17:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>07:45</var> PDT Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 19 October 2026 at 13:00 PDT until 19 October 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>18</var>, <var data-var='time'>15:00</var> - <var data-var='time'>19:30</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>08:39</var> PDT Scheduled - Our carrier partner EE United Kingdom is conducting a planned maintenance from 18 October 2026 at 15:00 PDT until 18 October 2026 at 19:30 PDT. During the maintenance window, there could be intermittent API request failures for EE United Kingdom customers. Impacted Products: Verify Silent Network Auth, Lookup Identity Match, Lookup SIM Swap, Legacy Identity MatchAndAttributes

United Kingdom Account Security Carrier Partner Maintenance - EE

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>17</var>, <var data-var='time'>14:00</var> - <var data-var='time'>16:00</var> PDT Oct <var data-var='date'> 6</var>, <var data-var='time'>07:32</var> PDT Scheduled - In order to increase the stability and scalability of our systems, we are performing a maintenance on our infrastructure on October 17, 2026 from 2PM-4PM PT. During this time, customers may experience issues with public endpoints for blocks and delays to updating block lists. Mail sending functionality will remain fully operational. Thank you for your patience through this maintenance.

Infrastructure Maintenance: Saturday, October 17, from 2PM-4PM PT

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>17</var>, <var data-var='time'>14:00</var> - <var data-var='time'>16:00</var> PDT Oct <var data-var='date'> 5</var>, <var data-var='time'>13:19</var> PDT Scheduled - In order to increase the stability and scalability of our systems, we are performing a maintenance on our infrastructure on October 17, 2026 from 14:00 until 16:00 PDT. During this time, customers may experience issues with public endpoints for blocks and delays to updating block lists. Mail sending functionality will remain fully operational. Thank you for your patience through this maintenance.

Block Suppressions Maintenance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>16</var>, <var data-var='time'>14:00</var> - <var data-var='time'>22:00</var> PDT Jul <var data-var='date'>29</var>, <var data-var='time'>00:27</var> PDT Scheduled - Twilio will perform scheduled network maintenance in our IE1 region during an 8-hour window from 16 October 2026 at 14:00 PDT to 16 October 2026 at 22:00 PDT. During this window, customers may experience a brief service interruption of up to 90 seconds affecting the following: Interconnected Customers: All IE1 interconnected customers will experience a brief interconnection service interruption of up to 90 seconds. During this maintenance, the following Twilio services may be impacted if they are using the IE1 interconnection:SIP Interface,Elastic SIP Trunking,WebRTC Client,SMS,Voice and Verify. Customers interconnected with Twilio exclusively via IE1 will have no workaround during the brief 90-second interruption. Customers configured for failover to DE1 or alternate regions should experience no service disruption, provided automatic failover is enabled on their end.

Interconnection Infrastructure Upgrade (IE1)

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>14</var>, <var data-var='time'>21:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>15</var>, <var data-var='time'>03:00</var> PDT Sep <var data-var='date'>25</var>, <var data-var='time'>15:05</var> PDT Scheduled - Our SMS and MMS carrier partner in the United States is conducting a planned maintenance from 14 October 2026 at 21:00 PDT until 15 October 2026 at 03:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to United States handsets via subset of United States long codes.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>14</var>, <var data-var='time'>20:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>15</var>, <var data-var='time'>00:00</var> PDT Sep <var data-var='date'> 4</var>, <var data-var='time'>00:23</var> PDT Scheduled - Twilio is conducting a planned maintenance from 14 October 2026 at 20:00 PDT until 15 October 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays or failures delivering SMS and MMS to and from United States and Canada handsets when sending via long codes, short codes and toll free numbers.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>14</var>, <var data-var='time'>15:00</var> - <var data-var='time'>16:00</var> PDT Oct <var data-var='date'> 5</var>, <var data-var='time'>07:26</var> PDT Scheduled - Our carrier partner Three United Kingdom is conducting a planned maintenance from 14 October 2026 at 15:00 PDT until 14 October 2026 at 16:00 PDT. During the maintenance window, there could be intermittent API request failures for Three United Kingdom customers. Impacted Products: Verify Silent Network Auth, Lookup SIM Swap, Lookup Identity Match, Legacy Identity MatchAndAttributes

United Kingdom Account Security Carrier Partner Maintenance - Three

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>14</var>, <var data-var='time'>13:00</var> - <var data-var='time'>17:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>07:43</var> PDT Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 14 October 2026 at 13:00 PDT until 14 October 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>13</var>, <var data-var='time'>21:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>14</var>, <var data-var='time'>03:00</var> PDT Sep <var data-var='date'>25</var>, <var data-var='time'>15:05</var> PDT Scheduled - Our SMS and MMS carrier partner in the United States is conducting a planned maintenance from 13 October 2026 at 21:00 PDT until 14 October 2026 at 03:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to United States handsets via subset of United States long codes.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>13</var>, <var data-var='time'>13:00</var> - <var data-var='time'>19:00</var> PDT Sep <var data-var='date'>23</var>, <var data-var='time'>09:03</var> PDT Scheduled - Our Voice carrier partner in France is conducting a planned maintenance from 13 October 2026 at 13:00 PDT until 13 October 2026 at 19:00 PDT. During the maintenance window, there could be intermittent call disconnects or call failures from and to subset of Twilio France toll free and landline phone numbers.

France Voice Carrier Partner Maintenance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>12</var>, <var data-var='time'>21:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>13</var>, <var data-var='time'>02:00</var> PDT Sep <var data-var='date'>28</var>, <var data-var='time'>16:39</var> PDT Scheduled - Our MMS carrier partner in the United States is conducting a planned maintenance from 12 October 2026 at 21:00 PDT until 13 October 2026 at 02:00 PDT. During the maintenance window, there could be intermittent delays delivering MMS to and from United States handsets via United States short codes.

United States MMS Carrier Partner Maintenance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>12</var>, <var data-var='time'>20:00</var> PDT &nbsp;-&nbsp; Oct <var data-var='date'>13</var>, <var data-var='time'>03:00</var> PDT Sep <var data-var='date'>18</var>, <var data-var='time'>16:00</var> PDT Scheduled - Our SMS carrier partner in the United States and Canada is conducting a planned maintenance from 12 October 2026 at 20:00 PDT until 13 October 2026 at 03:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to and from United States and Canada handsets via subset of United States and Canada long codes.

Multiple Destination SMS Carrier Partner Maintenance

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>12</var>, <var data-var='time'>13:00</var> - <var data-var='time'>17:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>07:42</var> PDT Scheduled - The Tele2 network in Russia is conducting a planned maintenance from 12 October 2026 at 13:00 PDT until 12 October 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.

THIS IS A SCHEDULED EVENT Oct <var data-var='date'>12</var>, <var data-var='time'>13:00</var> - <var data-var='time'>19:00</var> PDT Oct <var data-var='date'> 2</var>, <var data-var='time'>04:48</var> PDT Scheduled - The Etisalat network in the United Arab Emirates is conducting a planned maintenance from 12 October 2026 at 13:00 PDT until 12 October 2026 at 19:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Etisalat United Arab Emirates handsets.

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United States SMS Carrier Partner Maintenance

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Russia SMS Carrier Maintenance - Tele2

Russia SMS Carrier Maintenance - Tele2