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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 58 verified observed days had no reported provider issue

90-Day Trend

Jul 24Oct 21

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 23 Today
Legacy observation Operational Degraded Partial Outage Major Outage Maintenance No Data

Incident History

October 2026
SMS Delivery Delays from a Subset of Twilio Long Codes to AT&T United States
minor Observed active window 21m

View incident details and source

Started:

SMS Long Code, North America
identified
Twilio customers may be experiencing SMS 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.
SMS Delivery Delays from a Subset of Twilio Phone Numbers to Cellcom Israel
minor Observed active window 10h 35m

View incident details and source

Started:

SMS, Middle East & Africa
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Phone Numbers to Cellcom 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 SMS delivery from a subset of Twilio Phone Numbers to Cellcom 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.
investigating
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Cellcom network subscribers in Israel. 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 SMS delivery delays from a subset of Twilio Phone Numbers to Cellcom network subscribers in Israel. 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 from a subset of Twilio Phone Numbers to Cellcom 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.
Degraded Service in london-ix edge in ie1 TNX
minor Observed active window 36m

View incident details and source

Started:

Origination IE1 PSTN IE1 Termination IE1 SIP Interface IE1 INTERCONNECT
investigating
We have detected impact on the the london-ix edge in ie1 TNX. The issue appears degraded rather than completely unusable, potentially affecting calls routing through specific carriers connecting to Ireland.Customer impact has not yet been confirmed.
investigating
Our monitoring systems have detected a potential issue with calls placed or received via carriers in Europe. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
SMS Delivery Delays from Twilio to Banglalink Bangladesh
minor Observed active window 8h 32m

View incident details and source

Started:

SMS, APAC
monitoring
We have observed a recovery in SMS delivery from Twilio to Banglalink network subscribers in Bangladesh 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 Banglalink network subscribers in Bangladesh. 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 SMS delivery delays from Twilio to Banglalink network subscribers in Bangladesh. 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 from Twilio to Banglalink network subscribers in Bangladesh. 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 Twilio to Magti GSM Ltd. Georgia
minor Observed active window 9h 17m

View incident details and source

Started:

SMS, Europe
monitoring
We have observed a recovery in SMS delivery from Twilio to Magti GSM Ltd. network subscribers in Georgia 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 Magti GSM Ltd. network subscribers in Georgia. 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 SMS delivery delays from Twilio to Magti GSM network subscribers in Georgia. 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 from Twilio to Magti GSM Ltd network subscribers in Georgia. 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 Twilio to Hi3G Italy
minor Observed active window 13h 36m

View incident details and source

Started:

SMS, Europe
monitoring
We have observed a recovery in SMS delivery from Twilio to Hi3G network subscribers 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 from Twilio to Hi3G network subscribers 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 from Twilio to Hi3G network subscribers 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 delivery failures from Twilio to Hi3G network subscribers 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 from Twilio to Hi3G network subscribers 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 from Twilio to Hi3G network subscribers 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 from Twilio to Hi3G network subscribers 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.
500 Errors for Conversations Classic Conversations Updates
minor Observed active window 1h 25m

View incident details and source

Started:

Conversation Intelligence (classic)
monitoring
Updates in Conversations 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
We are continuing to investigate this issue.
investigating
Our engineers have identified the issue regarding Conversation Updates. Customer may experiencing issues when updating and deleting Conversation and Creating Messages.
Messaging Event Delays for Comms API
minor Observed active window 28m

View incident details and source

Started:

Other
investigating
We are investigating an issue with Messaging event processing for Comms API. Customers may experience delays in event updates for RCS, WhatsApp Business API, and Apple Messages for Business. We will provide another update in 15 minutes or as soon as more information becomes available.
SMS Delivery Delays from a Subset of Twilio Long Codes to Telenet BidCo NV Belgium
minor Observed active window 4h 29m

View incident details and source

Started:

SMS, Europe
monitoring
We have observed a recovery in SMS delivery from a subset of Twilio Long Codes to Telenet BidCo NV network subscribers in Belgium 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 Telenet BidCo NV network subscribers in Belgium. 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 Telenet BidCo NV network subscribers in Belgium. 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 Telenet BidCo NV network subscribers in Belgium. 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 from a subset of Twilio Long Codes to Telenet BidCo NV network subscribers in Belgium. 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 8h 19m

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 4 hours or as soon as more information becomes available.
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.
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 4 hours 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 2 hours 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.

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.

July 2026
SMS Delivery Delays and Failures from Twilio to Jazz 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 Jazz network subscribers in Pakistan 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 from Twilio to Jazz network subscribers in Pakistan 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 Jazz 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 delays and failures from Twilio to Jazz 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 delays and failures from Twilio to Jazz 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 delays and failures from Twilio to Jazz 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.
SMS Delivery Delays from Twilio to Lycamobile United Kingdom
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from Twilio to Lycamobile 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 delays from Twilio to Lycamobile network subscribers 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 SMS delivery delays from Twilio to Lycamobile network subscribers 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 SMS delivery delays from Twilio to Lycamobile network subscribers 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 and Failures From a Subset of Twilio Phone Numbers to Multiple Networks in Multiple Countries
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 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.
identified
Twilio customers may be experiencing SMS delivery delays and failures from a subset of Twilio Phone Numbers to multiple countries. 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 from a subset of Twilio Phone Numbers to network subscribers on multiple networks in multiple countries. 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 from a subset of Twilio Phone Numbers to network subscribers on multiple networks in multiple countries. 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 and failures from a subset of Twilio Phone Numbers to network subscribers on multiple networks in multiple countries. 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 from a subset of Twilio Phone Numbers to multiple networks in multiple countries. 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 Network Subscribers to a Subset of Twilio United States Short Codes
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from network subscribers to a subset of Twilio United States Short Codes 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 network subscribers to a subset of Twilio United States Short Codes 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 network subscribers to a subset of Twilio United States Short Codes. 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 network subscribers to a subset of Twilio United States Short Codes. 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 the United States to a subset of Twilio Short Codes. Our team is actively investigating this issue. We will provide another update in 24 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery failures from network subscribers in the United States to a subset of Twilio Short Codes. Our team is actively investigating this issue. We will provide another update in 16 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays and failures from network subscribers in the United States to a subset of Twilio Short Codes. Our team is actively investigating this issue.We will provide another update in 8 hours or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays and failures from network subscribers in the United States to a subset of Twilio Short Codes. 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 SMS delivery failures from network subscribers in the United States to a subset of Twilio Short Codes. 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 from network subscribers to a subset of Twilio United States Short Codes. 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 Twilio to Claro Guatemala
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery receipts from Twilio to Claro network subscribers in Guatemala 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 Claro network subscribers in Guatemala 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 Claro network subscribers in Guatemala. 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 24 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Claro network subscribers in Guatemala. 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 Twilio to Claro network subscribers in Guatemala. 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 Claro network subscribers in Guatemala. 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 Twilio to Claro network subscribers in Guatemala. 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 Twilio to Claro network subscribers in Guatemala. 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 Claro network subscribers in Guatemala. 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.
Issue with Stale Observations Results when Querying Memory Recall
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
Observations results in Memory Recall is now operating normally. We will continue to monitor for system stability. We'll provide another update in 2 hours or as soon as more information becomes available.
identified
Our engineers have identified an issue with Memory Recall and are working to deploy a fix. At this time, profiles with more than 500 observations could see stale observations in their results from Memory Recall. We expect to provide another update in 1 hour or as soon as more information becomes available.
SMS Delivery Receipt Delays from Twilio to Liberty Mobile Puerto Rico
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery receipts from Twilio 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 Twilio 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.
identified
Twilio customers may be experiencing SMS delivery receipt delays from Twilio to Liberty Mobile network subscribers in Puerto Rico. 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 Liberty Mobile network subscribers in Puerto Rico. 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 Twilio to Liberty Mobile network subscribers in Puerto Rico. 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 Twilio to Liberty Mobile network subscribers in Puerto Rico. 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 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.
Conversations Classic Failure
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We are observing recovery in creating configurations in Twilio Conversations Classic. We will continue to monitor to ensure full service recovery. We expect to provide another update in 2 hours or as soon as more information becomes available.
investigating
We continue to experience an issue where customers are unable to create configurations in Twilio Conversations Classic. Our engineers are working 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 an issue where customers are unable to create configurations in Twilio Conversations Classic. Our engineers are working to resolve the issue. We expect to provide another update in 1 hour or as soon as more information becomes available.
User Authentication Identity SNA Failure Increase and Gateway API Failure Increase for T-Mobile in United States
minor Source not attested
Last archived state: resolved
View archived record details
investigating
Twilio customers may be experiencing User Authentication Identity SNA failure increase and Gateway API failure increase for T-Mobile 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 User Authentication Identity SNA failure increase and Gateway API failure increase for T-Mobile 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.
Unable to save Phone Numbers with Studio Flow
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
The issue causing generic errors when saving phone number configurations assigned to a Studio Flow in the Console are now operating normally. We will continue to monitor for system stability. We'll provide another update in 2 hours or as soon as more information becomes available.
investigating
Our engineers continue to investigate the issue causing generic errors when saving phone number configurations assigned to a Studio Flow in the Console, and are actively working to deploy a fix. As a temporary workaround, please ensure a valid Status Callback URL is populated when setting your Voice URL to a Studio Flow. We expect to provide another update in 2 hour or as soon as more information becomes available
investigating
Our engineers are investigating the issue causing generic errors when saving phone number configurations assigned to a Studio Flow in the Console, and are actively working to deploy a fix. As a temporary workaround, please ensure a valid Status Callback URL is populated when setting your Voice URL to a Studio Flow. 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 saving phone numbers in studio flow. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
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