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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

October 2026
SMS Delivery Failures from Network Subscribers to Twilio Colombia Phone Numbers
minor Observed active window 3h 15m

View incident details and source

Started:

SMS, Latin America
investigating
Twilio customers may be experiencing SMS delivery failures from network subscribers to Twilio Colombia Phone Numbers. 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 SMS delivery failures from network subscribers to Twilio Colombia 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.
Silent Network Authentication (SNA) Failure Increase in Philippines
minor Observed active window 4h 33m

View incident details and source

Started:

Verify Silent Network Auth
monitoring
We have observed recovery in API transactions for Silent Network Authentication (SNA) 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 verification failures during API transactions for Silent Network Authentication (SNA) in the Philippines. API transactions may temporarily fail over to secondary methods like SMS OTP. 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 verification failures during API transactions for Silent Network Authentication (SNA) in the Philippines. API transactions may temporarily fail over to secondary methods like SMS OTP. 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 verification failures during API transactions for Silent Network Authentication (SNA) in the Philippines. Our team is actively investigating the issue. API transactions may temporarily fail over to secondary methods like SMS OTP. 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 Surf Telecom Brazil
minor Observed active window 10h 20m

View incident details and source

Started:

SMS, Latin America
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to Surf Telecom 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 Phone Numbers to Surf Telecom 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 Phone Numbers to Surf 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.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Surf Telecom 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 Alphanumeric Sender IDs and Long Codes to Surf Telecom 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 Twilio to Surf Telecom network subscribers in Brazil. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 4 hour or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Surf 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.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Surf Telecom 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.
SMS Delivery Failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis Djibouti
minor Observed active window 10h 23m

View incident details and source

Started:

SMS, Middle East & Africa
monitoring
We have observed a recovery in SMS delivery from Twilio Alphanumeric Sender IDs and Long Codes to Evatis network subscribers in Djibouti 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 Alphanumeric Sender IDs and Long Codes to Evatis network subscribers in Djibouti 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 failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis network subscribers in Djibouti. 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 failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis network subscribers in Djibouti. 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 failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis network subscribers in Djibouti. 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 failures from Twilio Alphanumeric Sender IDs and Long Codes to Evatis network subscribers in Djibouti. 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 Liberty Mobile Puerto Rico
minor Observed active window 9h 11m

View incident details and source

Started:

SMS Short Code, North America
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Short Codes to Liberty Mobile network subscribers in Puerto Rico 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 Short Codes to Liberty Mobile network subscribers in Puerto Rico 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 receipt delays from a subset of Twilio Short Codes to Liberty Mobile network subscribers in Puerto Rico. Our team is actively investigating this 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.
investigating
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Liberty Mobile network subscribers in Puerto Rico. Our team is actively investigating this 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.
investigating
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to Liberty Mobile network subscribers in Puerto Rico. 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 Receipt Delays from a Subset of Twilio Pre-Registered Sender IDs to Altan Redes Mexico
minor Observed active window 31h 53m

View incident details and source

Started:

SMS, Latin America
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio pre-registered sender IDs to Altan Redes network subscribers in Mexico 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 Sender IDs to Altan Redes network subscribers in Mexico 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 Sender IDs to Altan Redes network subscribers in Mexico 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 Sender IDs to Altan Redes network subscribers in Mexico. 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 16 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Sender IDs to Altan Redes network subscribers in Mexico. 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 Twilio to Altan Redes network subscribers in Mexico. 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 Sender IDs to Altan Redes network subscribers in Mexico. 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 Sender IDs to Altan Redes network subscribers in Mexico. 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 a subset of Twilio Pre-Registered Sender IDs to Altan Redes network subscribers in Mexico. Our team is actively investigating this 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.
investigating
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Phone Numbers to Altan Redes network subscribers in Mexico. 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.
Voice Call Failures and Post Dial Delay from Twilio Phone Numbers to Israel
minor Observed active window 9h 59m

View incident details and source

Started:

Voice, Middle East & Africa
monitoring
We have observed a recovery in voice calls from Twilio Phone Numbers to network subscribers in Israel 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 voice calls from Twilio Phone Numbers to network subscribers in Israel 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 voice calls from Twilio Phone Numbers to network subscribers in Israel 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 voice call failures and post dial delay from Twilio Phone Numbers to network subscribers in Israel. 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 voice call failures and post dial delay from Twilio Phone Numbers to network subscribers in Israel. 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 voice call failures and post dial delay from a subset of Twilio Phone Numbers to network subscribers in Israel. 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 Between Twilio and Multiple Networks in Brazil and Italy
minor Observed active window 4h 29m

View incident details and source

Started:

SMS, Latin America SMS, Europe
monitoring
We have observed a recovery in SMS delivery between Twilio and network subscribers on multiple networks in Brazil and Italy 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 between Twilio and network subscribers on multiple networks in Brazil and Italy 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 and failures between Twilio and network subscribers on multiple networks in Brazil and Italy. 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 SMS delivery delays and failures between Twilio and network subscribers on multiple networks in Brazil and Italy. 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 from a Subset of Twilio Alphanumeric Sender IDs to Beeline Kazakhstan
minor Observed active window 10m

View incident details and source

Started:

SMS, APAC
investigating
Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Alphanumeric Sender IDs to Beeline network subscribers in Kazakhstan. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
Voice Call Audio Quality Degradation Between Twilio Phone Numbers and Multiple Networks in Brazil
minor Observed active window 4h 51m

View incident details and source

Started:

Voice, Latin America
monitoring
We have observed a recovery in voice calls between Twilio Phone Numbers and network subscribers on multiple networks 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 voice call audio quality degradation between Twilio Phone Numbers and 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.
investigating
Twilio customers may be experiencing voice call audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in Brazil. 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 audio quality degradation between Twilio Phone Numbers and network subscribers on multiple networks in Brazil. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.

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.