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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 Delays from a Subset of Twilio Phone Numbers to Telstra Australia
minor

View incident details and source

Started:

SMS, APAC
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Telstra network subscribers in Australia. 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 a subset of Twilio Phone Numbers to Telstra network subscribers in Australia. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
WhatsApp Embedded Signup Configuration Failures
minor

View incident details and source

Started:

WhatsApp Messaging
investigating
We are investigating an issue with WhatsApp embedded signup. Users may be unable to select an existing WhatsApp Business Account during embedded signup when configuring WhatsApp senders. As a workaround, customers may create a new WhatsApp Business Account during signup. We will provide another update in 15 minutes or as soon as more information becomes available.
investigating
We are investigating an issue with WhatsApp embedded signup. Users may be unable to select an existing WhatsApp Business Account during embedded signup when configuring WhatsApp senders. As a workaround, customers may create a new WhatsApp Business Account and add senders there. We will provide another update in 15 minutes or as soon as more information becomes available.
investigating
We are investigating an issue with WhatsApp Business API sender configuration. Users may be unable to select an existing WhatsApp Business Account during embedded signup when configuring WhatsApp senders. We will provide another update in 1 hour or as soon as more information becomes available.
Voice Call Failures From Twilio Phone Numbers to Digi.Mobil Romania
minor Observed active window 6h 4m

View incident details and source

Started:

Voice, Europe
monitoring
We have observed a recovery in voice calls from Twilio Phone Numbers to Digi.Mobil network subscribers in Romania 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 from Twilio Phone Numbers to network subscribers in Romania. 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 from Twilio Phone Numbers to Digi.Mobil network subscribers in Romania. 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 from Twilio Phone Numbers to Digi.Mobil network subscribers in Romania. 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 on AT&T in United States
minor Observed active window 3h 16m

View incident details and source

Started:

Verify Silent Network Auth
monitoring
We have observed recovery in API transactions for Silent Network Authentication (SNA) on AT&T 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 verification failures during API transactions for Silent Network Authentication (SNA) on AT&T in the United States. 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) on AT&T in the United States. 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.
Voice Call Failures from Network Subscribers to a Subset of Twilio Thailand Phone Numbers
minor Observed active window 10h 9m

View incident details and source

Started:

Voice, APAC
monitoring
We have observed a recovery in voice calls from network subscribers to a subset of Twilio Thailand Phone Numbers 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 network subscribers to a subset of Twilio Thailand Phone Numbers 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 from network subscribers to a subset of Twilio Thailand Phone Numbers. 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 voice call failures from network subscribers to a subset of Twilio Thailand Phone Numbers. 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 from network subscribers to a subset of Twilio Thailand Phone Numbers. 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 from network subscribers to a subset of Twilio Thailand 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.
MMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
minor Observed active window 8h 38m

View incident details and source

Started:

MMS Long Code, North America
monitoring
We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to AT&T network subscribers 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 MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. 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 MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. 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 MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers 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.
investigating
Twilio customers may be experiencing MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. 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 MMS delivery delays from a subset of Twilio Long Codes to AT&T network subscribers in the United States. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
MMS Delivery Delays from a Subset of Twilio Long Codes to Telus Canada
minor Observed active window 3h 24m

View incident details and source

Started:

MMS Long Code, North America MMS Toll-Free, North America
monitoring
We have observed a recovery in MMS delivery from a subset of Twilio Long Codes to Telus network subscribers in Canada 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 MMS delivery delays from a subset of Twilio Long Codes to Telus network subscribers in Canada. 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 MMS delivery delays from a subset of Twilio Long Codes to Telus network subscribers in Canada. 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 MMS delivery delays from a subset of Twilio Long Codes to Telus network subscribers in Canada. 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 MMS delivery delays from a subset of Twilio Long Codes to Telus network subscribers 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.
RCS Delivery Receipt Delays for AT&T
minor Observed active window 2h 28m

View incident details and source

Started:

RCS Messaging
monitoring
Our engineers have mitigated the issue and are monitoring system performance. Delivery receipts and inbound messages are returning to normal for RCS traffic with AT&T. We will provide another update in 2 hours or as soon as more information becomes available.
identified
We have identified an issue with RCS. Users may experience delays in delivery receipts and delays with inbound messages. We will provide another update in 1 hour or as soon as more information becomes available.
investigating
We are investigating an issue with RCS. Users may experience delays in delivery receipts and delays with inbound messages. We will provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Delays and Failures Between a Subset of Twilio Long Codes and Multiple Networks in Italy
minor

View incident details and source

Started:

SMS, Europe
identified
Twilio customers may be experiencing SMS delivery delays and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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.
monitoring
We have observed a recovery in SMS delivery between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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.
monitoring
We have observed a recovery in SMS delivery between a subset of Twilio Long Codes and network subscribers on multiple networks in 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 a subset of Twilio Long Codes and network subscribers on multiple networks in Italy 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 and failures between a subset of Twilio Long Codes and multiple networks in Italy. 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 and delivery failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 and failures between a subset of Twilio Long Codes and network subscribers on multiple networks in Italy. 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 Failures from a Subset of Twilio Phone Numbers to Portugal
minor Observed active window 7h 28m

View incident details and source

Started:

Voice, Europe
monitoring
We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Portugal 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 from a subset of Twilio Phone Numbers to network subscribers in Portugal. 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 from a subset of Twilio Phone Numbers to network subscribers in Portugal. Our team is actively investigating this 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 a subset of Twilio Phone Numbers to network subscribers in Portugal. 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 a subset of Twilio Phone Numbers to network subscribers in Portugal. 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.

August 2026
Voice Call Post Dial Delay and Failures from a Subset of Twilio Mobile Numbers to United States
minor Source not attested
Last archived state: resolved
View archived record details
investigating
Twilio customers may be experiencing voice call post dial delay and call failures from a subset of Twilio Mobile Numbers to network subscribers in the United States. 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 and Toll-Free Numbers to Verizon United States
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Short Codes and Toll-Free Numbers to Verizon network subscribers 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 and Toll-Free Numbers to Verizon network subscribers 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.
investigating
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Short Codes and Toll-Free Numbers to Verizon network subscribers in the United States. 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 Gateway API Failure Increase for Bell in Canada
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in User Authentication Identity Gateway API failure increase for Bell in Canada 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 Gateway API failure increase for Bell in Canada 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 Gateway API failure increase for Bell in Canada. 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 Gateway API failure increase for Bell in Canada. 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 Gateway API failure increase for Bell in Canada. 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 Gateway API failure increase for Bell 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.
Phone Number Configuration Failures
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
Phone Number configuration is 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.
monitoring
Phone Number configuration is 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.
identified
The issue causing failures with Phone Number configuration has been identified. We are actively working with our Engineering Team to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
investigating
We continue to experience failures with Phone Number configuration. Users may experience increased latency and decreased availability when updating phone number configurations Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 2 hours or as soon as more information becomes available.
investigating
We are experiencing failures with Phone Number configuration. Users may experience increased latency and decreased availability when updating phone number configurations Our engineers are working with our carrier partner to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
Voice Caller ID Verification Failures
minor Source not attested
Last archived state: resolved
View archived record details
investigating
We are continuing to experience failures with Voice Caller ID verification. 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 failures with Voice Caller ID verification. 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.
Voice Call Failures from a Subset of Twilio Phone Numbers to Peru
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in Peru 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 voice calls from a subset of Twilio Phone Numbers to network subscribers in Peru 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 a subset of Twilio Phone Numbers to network subscribers in Peru 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 a subset of Twilio Phone Numbers to network subscribers on multiple networks in Peru 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 from a subset of Twilio Phone Numbers to network subscribers on multiple networks in Peru. 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 from a subset of Twilio Phone Numbers to network subscribers on multiple networks in Peru. 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 from a subset of Twilio Phone Numbers to network subscribers on multiple networks in Peru. 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 Failures from Twilio to Zong Pakistan
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from Twilio to Zong 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.
identified
Twilio customers may be experiencing SMS delivery failures from Twilio to Zong network subscribers in Pakistan. 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 failures from Twilio to Zong network subscribers in Pakistan. 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 to Zong network subscribers in Pakistan. 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 to Zong network subscribers in Pakistan. 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 to Zong network subscribers in Pakistan. 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 Gateway API Failure Increase for Three in United Kingdom
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in User Authentication Identity Gateway API failure increase 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.
investigating
Twilio customers may be experiencing User Authentication Identity Gateway API failure increase for Three in the United Kingdom. Our team is actively investigating this issue. We will provide another update in 4 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing User Authentication Identity Gateway API failure increase for Three in the United Kingdom. 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 Gateway API failure increase to 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.
SMS Delivery Delays From a Subset of Twilio Long Codes to Lebara France
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Long Codes to Lebara network subscribers in France 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 Long Codes to Lebara network subscribers in France. 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 Long Codes to Lebara network subscribers in France. 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 Long Codes to France. 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 a subset of Twilio Long Codes to France. 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 from a Subset of Twilio Phone Numbers to Multiple Countries in Europe
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in voice calls from a subset of Twilio Phone Numbers to network subscribers in multiple countries in Europe 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 voice call audio quality degradation from a subset of Twilio Phone Numbers to network subscribers in multiple countries in Europe. Our team is actively investigating this 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 audio quality degradation from a subset of Twilio Phone Numbers to network subscribers in multiple countries in Europe. 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 from Twilio Phone Numbers to network subscribers in multiple countries in Europe. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.