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Severity over 90 days
From the incidents published by the provider. Maintenance excluded.
Downtime over 90 days
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Incident history
Published by SendGrid
United States and Canada Twilio SMS and MMS Maintenance
<p>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.</p>
Infrastructure Maintenance on the San Jose (US2) PoP
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.
United States and Canada Twilio SMS and MMS Maintenance
<p>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.</p>
Interconnection Infrastructure Upgrade (IE1)
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
Multiple Destination SMS Carrier Partner Maintenance
<p>Our SMS carrier partner in the United States and Canada is conducting a planned maintenance from 14 October 2026 at 22:00 PDT until 15 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 United States and Canada long codes.</p>
United States and Canada Twilio SMS and MMS Maintenance
<p>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.</p>
Multiple Destination SMS Carrier Partner Maintenance
<p>Our SMS carrier partner in the United States and Canada is conducting a planned maintenance from 12 October 2026 at 22:00 PDT until 13 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 United States and Canada long codes.</p>
Multiple Destination SMS Carrier Partner Maintenance
<p>Our SMS carrier partner in the United States and Canada is conducting a planned maintenance from 07 October 2026 at 22:00 PDT until 08 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 United States and Canada long codes.</p>
United States and Canada Twilio SMS and MMS Maintenance
<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>
Multiple Destination SMS Carrier Partner Maintenance
<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>
United States and Canada Twilio SMS and MMS Maintenance
<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>
Russia SMS Carrier Maintenance - Tele2
<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>
Japan SMS Carrier Partner Maintenance
<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>
Russia SMS Carrier Maintenance - Tele2
<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>
Philippines SMS Carrier Maintenance - Globe Telecom
<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>
United Kingdom Account Security Carrier Partner Maintenance - Three
<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<
United States and Canada Twilio SMS and MMS Maintenance
<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>
Russia SMS Carrier Maintenance - Tele2
<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>
United States SMS and MMS Carrier Maintenance - T-Mobile
<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>
United States SMS Carrier Partner Maintenance
<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>
Planned Maintenance on the Knowledge Bases Service
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 opera
Czech Republic Voice Carrier Partner Maintenance
<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>
United States SMS Carrier Partner Maintenance
<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>
United States SMS and MMS Carrier Maintenance - T-Mobile
<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>
Czech Republic Voice Carrier Partner Maintenance
<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>
Official source
Data from SendGrid's public status page.
Official status pageFrequently asked questions
Is SendGrid down right now?
As of the last check (2026-09-17 00:27 UTC), SendGrid reports “Degraded performance” on its official status page. 25 ongoing incidents, latest: United States and Canada Twilio SMS and MMS Maintenance.
What is SendGrid's uptime over the last 90 days?
SendGrid shows 100.00% uptime over the last 90 days, across 75 published incident(s).
How do I get notified automatically when SendGrid goes down?
Create a free alert on Upstream Status: as soon as an incident is published on SendGrid's status page, you get an email (or a Slack/webhook notification on a paid plan).