We have observed a recovery in SMS delivery from Twilio to DU and Etisalat network subscribers in the United Arab Emirates and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
We have observed a recovery in SMS delivery receipts from Twilio to Ufone network subscribers in Pakistan and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
We have observed a recovery in SMS delivery receipts from Twilio to Globe Telecom network subscribers in the Philippines and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
Twilio customers may be experiencing SMS delivery delays from Twilio to Algar Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
Twilio customers may be experiencing MMS delivery failures from Telstra network subscribers in Australia to a subset of Twilio Australia Phone Numbers. Our team is actively investigating this issue. We will provide another update in 24 hours or as soon as more information becomes available.
Twilio customers may be experiencing voice call failures from a subset of Twilio Phone Numbers to network subscribers in Hong Kong. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 hours or as soon as more information becomes available.
<p>The Sberbank Mobile network in Russia is conducting an emergency maintenance from 18 September 2026 at 13:00 PDT until 18 September 2026 at 14:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Sberbank Mobile Russia handsets.</p> <p>We are aware of the short notice and are working with our Carrier Partners to provide earlier notification where possible.</p>
<p>The Globe Telecom network in the Philippines is conducting a planned maintenance from 20 September 2026 at 12:00 PDT until 20 September 2026 at 14:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Globe Telecom Philippines handsets.</p>
<p>Our carrier partner EE United Kingdom is conducting a planned maintenance from 21 September 2026 at 14:00 PDT until 21 September 2026 at 20:00 PDT. During the maintenance window, there could be intermittent API request failures for EE United Kingdom customers.</p> <p>Impacted Products: Verify Silent Network Auth, Lookup Identity Match, Lookup SIM Swap, Legacy Identity MatchAndAttributes</p>
<p>The T-Mobile network in the Czech Republic is conducting a planned maintenance from 21 September 2026 at 15:00 PDT until 21 September 2026 at 16:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to T-Mobile Czech Republic handsets.</p>
<p>Our Voice carrier partner in the Czech Republic is conducting a planned maintenance from 21 September 2026 at 15:00 PDT until 21 September 2026 at 21:00 PDT. During the maintenance window, there could be intermittent call disconnects or call failures from and to Twilio Czech Republic phone numbers.</p>
<p>The T-Mobile network in the United States is conducting a planned maintenance from 21 September 2026 at 19:00 PDT until 22 September 2026 at 04:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from T-Mobile United States handsets when sending via long codes and short codes.</p>
<p>Our SMS carrier partner in the United States is conducting a planned maintenance from 21 September 2026 at 20:00 PDT until 22 September 2026 at 05:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to and from United States handsets via subset of United States long codes.</p>
<p>Our SMS carrier partner in the United States is conducting a planned maintenance from 21 September 2026 at 23:00 PDT until 22 September 2026 at 03:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to and from United States handsets via subset of United States short codes.</p>
<p>Our Voice carrier partner in the Czech Republic is conducting a planned maintenance from 22 September 2026 at 15:00 PDT until 22 September 2026 at 21:00 PDT. During the maintenance window, there could be intermittent call disconnects or call failures from and to Twilio Czech Republic phone numbers.</p>
<p>Our SMS carrier partner in the United States is conducting a planned maintenance from 22 September 2026 at 17:00 PDT until 22 September 2026 at 18:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS from AT&T United States handsets via subset of United States long codes.</p>
Twilio is performing planned maintenance on the Knowledge Bases service on 22 September 2026 from 17:00 PDT until 19:00 PDT. During the maintenance window, Knowledge Bases cannot be created, updated, or deleted. These requests will return an HTTP 503 response. Existing Knowledge Bases remain fully available for search and retrieval, and Knowledge Source operations are not affected. Impacted operations: POST /v2/ControlPlane/KnowledgeBases, PATCH/v2/ControlPlane/KnowledgeBases/{kbId} and DELETE/v2/ControlPlane/KnowledgeBases/{kbId} This applies to all customers in all regions. Customers who need to create, update, or delete a Knowledge Base should complete those changes before 17:00 PDT, or wait until after the window closes. Write access is restored automatically when maintenance completes; no customer action is required.
<p>The T-Mobile network in the United States is conducting a planned maintenance from 22 September 2026 at 19:00 PDT until 23 September 2026 at 04:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from T-Mobile United States handsets when sending via long codes and short codes.</p>
<p>The AT&T network in the United States is conducting a planned maintenance from 22 September 2026 at 20:00 PDT until 23 September 2026 at 00:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to and from AT&T United States handsets.</p>
<p>The Tele2 network in Russia is conducting a planned maintenance from 23 September 2026 at 13:00 PDT until 23 September 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.</p>
<p>Twilio is conducting a planned maintenance from 23 September 2026 at 20:00 PDT until 24 September 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 via subset of long codes, short codes and toll free numbers.</p>
<p>Our carrier partner Three United Kingdom is conducting a planned maintenance from 23 September 2026 at 21:00 PDT until 23 September 2026 at 23:00 PDT. During the maintenance window, there could be intermittent API request failures for Three United Kingdom customers.</p> <p>Impacted Products: Lookup SIM Swap, Lookup Identity Match, Legacy Identity MatchAndAttributes, Verify Silent Network Auth</p>
In order to increase the stability and scalability of our systems, we are performing an emergency maintenance on our infrastructure on September 26, 2026 from 11AM to 5PM PT. During this time, customers may experience failures when trying to attempt new signups and upgrades. Mail delays expected on the order of <10s. Thank you for your patience through this maintenance.
<p>The Globe Telecom network in the Philippines is conducting a planned maintenance from 27 September 2026 at 12:00 PDT until 27 September 2026 at 14:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Globe Telecom Philippines handsets.</p>
<p>The Tele2 network in Russia is conducting a planned maintenance from 28 September 2026 at 13:00 PDT until 28 September 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.</p>
<p>Our SMS carrier partner in Japan is conducting a planned maintenance from 29 September 2026 at 06:00 PDT until 29 September 2026 at 07:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to and from Japan handsets.</p>
<p>The Tele2 network in Russia is conducting a planned maintenance from 30 September 2026 at 13:00 PDT until 30 September 2026 at 17:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS to Tele2 Russia handsets.</p>
<p>Twilio is conducting a planned maintenance from 30 September 2026 at 20:00 PDT until 01 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 via subset of long codes, short codes and toll free numbers.</p>
<p>Our SMS and MMS carrier partner in the United States is conducting a planned maintenance from 05 October 2026 at 21:00 PDT until 06 October 2026 at 03:00 PDT. During the maintenance window, there could be intermittent delays delivering SMS and MMS to and from United States handsets via subset of United States long codes.</p>
<p>Our SMS carrier partner in the United States and Canada is conducting a planned maintenance from 05 October 2026 at 22:00 PDT until 06 October 2026 at 04:00 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.</p>
<p>Twilio is conducting a planned maintenance from 07 October 2026 at 20:00 PDT until 08 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.</p>
These are sparse stored checkpoints—state changes plus hourly samples—not an uptime calculation or an exact incident duration.