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Twilio Outage History

Daily provider-status observations and published incident history for Twilio.

Component incident

Twilio has an active component incident; no global outage is indicated. Verified . Official provider source.

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0% of 57 verified observed days had no reported provider issue

90-Day Trend

Jul 23Oct 20

Dashed calendar markers below identify legacy observations whose source-at-observation was not recorded.

Monthly Status Summary

Month Issue-free days Days Tracked Days with issues
September 2026 0% 30 30

This percentage summarizes normalized provider-status observations by calendar day. It is not duration-based, component-weighted, or contractual uptime. See the methodology and limitations.

Recorded Daily Status (Last 91 Days)

Jul 22 Today
Legacy observation Operational Degraded Partial Outage Major Outage Maintenance No Data

Incident History

September 2026
SMS Delivery Receipt Delays from Twilio to Three United Kingdom
minor Observed active window 51h 32m

View incident details and source

Started:

SMS, Europe
monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Three network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 24 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Three network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 16 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Three network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 8 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Three network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Three network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Three network subscribers in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 4 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Long Codes to H3G network subscribers in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to H3G network subscribers in the United Kingdom. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays from a Subset of Twilio Short Codes to Multiple Networks in United States
minor Observed active window 3h 11m

View incident details and source

Started:

SMS Short Code, North America
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays from Twilio to Multiple Networks in Spain
minor Observed active window 3h 56m

View incident details and source

Started:

SMS, Europe
monitoring
We have observed a recovery in SMS delivery from Twilio to network subscribers on multiple networks in Spain and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery from Twilio to multiple networks in Spain and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to network subscribers on multiple networks in Spain. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays from Twilio to network subscribers on multiple networks in Spain. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays from a Subset of Twilio Short Codes to Vivo Brazil
minor Observed active window 24h 10m

View incident details and source

Started:

SMS, Latin America
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Vivo network subscribers in Brazil and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes to Vivo network subscribers in Brazil and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Vivo 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.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to Vivo network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks 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.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes to network subscribers on multiple networks in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
User Authentication Identity SNA Missing Redirects for Three in United Kingdom
minor Observed active window 11h 20m

View incident details and source

Started:

Verify Silent Network Auth
monitoring
We have observed a recovery in User Authentication Identity SNA missing redirects for Three in the United Kingdom and are monitoring service stability. We will provide another update in 4 hours or as soon as more information becomes available.
monitoring
We have observed a recovery in User Authentication Identity SNA missing redirects for Three in the United Kingdom and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing User Authentication Identity SNA missing redirects for Three in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing User Authentication Identity SNA missing redirects for Three in the United Kingdom. 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.
identified
Twilio customers may be experiencing User Authentication Identity SNA missing redirects for Three in the United Kingdom. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Twilio customers may be experiencing User Authentication Identity SNA missing redirects for Three in the United Kingdom. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Voice E2E Test failures
minor Observed active window 56m

View incident details and source

Started:

Voice REST API US1
identified
Our engineers have identified the issue Voice E2E Test failures and are working to deploy a fix. We expect to provide another update in1 hour or as soon as more information becomes available.
investigating
We are continuing to investigate this issue.
investigating
Our monitoring systems have detected a potential issue with Voice E2E Test failures. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
Increase in 502 HTTP Responses for REST API and Console
minor Observed active window 1h 45m

View incident details and source

Started:

REST API
monitoring
Increase in 502 HTTP responses for various Edge Config managed ingresses are now operating normally. We will continue to monitor for system stability. We'll provide another update in 30 minutes or as soon as more information becomes available.
investigating
Our engineers have identified and issue where Customers may experience 502 Errors when accessing Console or making REST API Calls and are investigating. We expect to provide another update in 1 hour or as soon as more information becomes available.
investigating
Our engineers have identified and issue where Customers may experience 502 Errors when accesing Console or making REST API Calls and are investigating. We expect to provide another update in 1 hour or as soon as more information becomes available.
investigating
Our monitoring systems have detected a potential issue with Increase in 502 HTTP responses for various Edge Config managed ingresses. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
SMS Delivery Delays from Twilio to Orange Democratic Republic of the Congo
minor Observed active window 6h 19m

View incident details and source

Started:

SMS, Middle East & Africa
monitoring
We have observed a recovery in SMS delivery from Twilio to Orange network subscribers in the Democratic Republic of the Congo and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Orange network subscribers in Democratic Republic of the Congo. 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.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Orange network subscribers in the Democratic Republic of the Congo. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays from Twilio to Orange network subscribers in the Democratic Republic of the Congo. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
User Authentication Identity SNA Failure Increase and SNA Missing Redirects for Globe Telecom in Philippines
minor Observed active window 4h 11m

View incident details and source

Started:

Verify Silent Network Auth
monitoring
We have observed a recovery in User Authentication Identity SNA failure increase and SNA missing redirects for Globe Telecom in the Philippines and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing User Authentication Identity SNA failure increase and SNA missing redirects for Globe Telecom in Philippines. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Twilio customers may be experiencing User Authentication Identity SNA failure increase and SNA missing redirects for Globe Telecom in the Philippines. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing User Authentication Identity SNA failure increase and SNA missing redirects for Globe Telecom in the Philippines. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Firebase Outage Impacting Notification Delivery for Twilio Customers
minor Observed active window 1h 41m

View incident details and source

Started:

Authy 2FA Client Mobile US1 Notify Conversations
monitoring
We have still seeing recovery in an active Firebase outage that is impacting notification delivery for some Twilio customers. Customers using Twilio products that rely on Firebase Cloud Messaging may experience disrupted or delayed notification delivery. Affected products may include: Twilio Voice Twilio Conversations Twilio Notify Authy This issue is related to an upstream Firebase service disruption and may affect push notification delivery to end users. Our teams are actively monitoring ...
monitoring
We have started seeing recovery in an active Firebase outage that is impacting notification delivery for some Twilio customers. Customers using Twilio products that rely on Firebase Cloud Messaging may experience disrupted or delayed notification delivery. Affected products may include: Twilio Voice Twilio Conversations Twilio Notify Authy This issue is related to an upstream Firebase service disruption and may affect push notification delivery to end users. Our teams are actively monitorin...
investigating
We are still experiencing an active Firebase outage that is impacting notification delivery for some Twilio customers. Customers using Twilio products that rely on Firebase Cloud Messaging may experience disrupted or delayed notification delivery. Affected products may include: Twilio Voice Twilio Conversations Twilio Notify Authy This issue is related to an upstream Firebase service disruption and may affect push notification delivery to end users. Our teams are actively monitoring the sit...
investigating
We are currently experiencing an active Firebase outage that is impacting notification delivery for some Twilio customers. Customers using Twilio products that rely on Firebase Cloud Messaging may experience disrupted or delayed notification delivery. Affected products may include: Twilio Voice Twilio Conversations Twilio Notify Authy This issue is related to an upstream Firebase service disruption and may affect push notification delivery to end users. Our teams are actively monitoring the...

Legacy Incident Archive

793 archived records restored. These records predate source-at-observation attestation. They are shown as historical ServiceAlert records only and do not establish a provider-reported incident, resolution, duration, or current active state.

March 2026
Issues with Authentication in Twilio Flex
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have started seeing recovery for the intermittent authentication failures when attempting to access Twilio Flex. Our engineers are closely monitoring the situation to ensure full stability. We will continue to monitor for the next 30 minutes and will provide another update once the issue is fully resolved.
investigating
Twilio customers may be experiencing intermittent authentication failures when attempting to access Twilio Flex. Our engineers have been alerted and are actively working to identify the root cause. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Our monitoring systems have detected a potential issue with Twilio Flex. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
SMS Delivery Delays from Network Subscribers to a Subset of Twilio Australia Phone Numbers
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We are observing recovery in SMS delivery delays when sending messages to from network subscribers to a subset of Twilio Australia Phone Numbers. We will continue monitoring the service to ensure a full recovery. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays from network subscribers to a subset of Twilio Australia Phone Numbers. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays and Failures to Viettel in Vietnam
minor Source not attested
Last archived state: resolved
View archived record details
investigating
We are experiencing SMS delivery delays when sending messages to Viettel in Vietnam. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
investigating
We are experiencing SMS delivery delays when sending messages to Viettel in Vietnam. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.
investigating
We are experiencing SMS delivery delays when sending messages to Viettel in Vietnam. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
User Authentication Identity API Errors in Canada
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We continue to see recovery for User Authentication Identity API errors in Canada. We will continue to monitor to ensure a full recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
monitoring
We have started seeing recovery for User Authentication Identity API errors in Canada.. We will continue to monitor to ensure a full recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing User Authentication Identity API errors in Canada. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus
minor Source not attested
Last archived state: resolved
View archived record details
investigating
The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to affected networks in affected countries is operating normally.
investigating
We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to network subscribers on multiple networks in multiple countries and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
We continue to experience SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
investigating
We are experiencing SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
investigating
We are experiencing SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
We are experiencing SMS delivery delays when sending messages from a Subset of Twilio Phone Numbers to Multiple Networks in Kazakhstan, Russia, Belarus. Our engineers are working with our carrier partner to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays From Twilio to Orange Cameroon
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from Twilio to Orange network subscribers in Cameroon and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays from Twilio to Orange network subscribers in Cameroon. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Voice Quality Issues Affecting Calls from T-Mobile Numbers to Twilio Numbers
Source not attested
Last archived state: resolved
View archived record details
investigating
Customers may experience audio quality issues on calls from T-Mobile devices to Twilio phone numbers. Our team is working diligently to identify the issue and resolve it as soon as possible. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
Call Failures from network subscribers in Multiple Caribbean Islands to Twilio Phone Numbers
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have started seeing recovery for iall failures from network subscribers to Twilio Phone Numbers in multiple Caribbean Islands. We will continue to monitor to ensure a full recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing voice call failures from network subscribers to Twilio Phone Numbers in multiple Caribbean Islands. Our team has identified the cause and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
Twilio customers may be still experiencing voice call failures from network subscribers to Twilio Phone Numbers in multiple Caribbean Islands. The affected countries include Jamaica, Trinidad and Tobago, the Cayman Islands and Barbados. Our team has identified the cause and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing voice call failures from network subscribers to Twilio Phone Numbers in multiple Caribbean Islands. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing voice call failures from network subscribers to Twilio Phone Numbers in multiple Caribbean Islands. 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.
investigating
Twilio customers may be experiencing voice call failures from network subscribers to Twilio Phone Numbers in multiple Caribbean Islands. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 1 hour or as soon as more information becomes available.
Voice Call Failures From Network Subscribers to Twilio Phone Numbers in Multiple Countries
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in voice calls from network subscribers in multiple countries to Twilio Phone Numbers and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
We are still experiencing voice call failures from network subscribers to Twilio Phone Numbers in France, Norway, Italy, Indonesia, Denmark. Our team is actively investigating this issue. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing voice call failures from network subscribers to Twilio Phone Numbers in France ,Norway, Italy, Indonesia ,Denmark. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Multiple Networks in United States
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We are observing recovery of SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is monitoring this issue to ensure it is resolved. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is actively investigating this issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 1 hour or as soon as more information becomes available.