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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

August 2026
SMS Delivery Receipt Delays from a Subset of Twilio Phone Numbers to Telefonica El Salvador
minor Observed active window 326h 44m

View incident details and source

Started:

SMS, Latin America
monitoring
We have observed a recovery in SMS delivery receipts from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador 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 Phone Numbers to Telefonica network subscribers in El Salvador 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. Our team has identified the cause, and is working to resolve the issue. Message delivery may succeed, but delivery receipts may be delayed. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 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 Telefonica network subscribers in El Salvador. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 24 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 Telefonica network subscribers in El Salvador. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 16 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 Telefonica network subscribers in El Salvador. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 Telefonica network subscribers in El Salvador. 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 Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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 MMS delivery delays from a subset of Twilio Phone Numbers to Telefonica network subscribers in El Salvador. 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 Telefonica network subscribers in El Salvador. 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 Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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 Phone Numbers to Telefonica network subscribers in El Salvador. 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 Dukagjjni Kosovo
minor Observed active window 270h 4m

View incident details and source

Started:

SMS, Europe
investigating
Twilio customers may be experiencing SMS delivery failures from Twilio to Dukagjjni network subscribers in Kosovo. 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
Twilio Voice has detected some customers in India receiving 480 for Outbound Calls
minor Source not attested
Last archived state: resolved
View archived record details
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We are still currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We Still currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We Still currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We Still currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We Still currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We Still currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We are currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We are currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We are currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We are currently working with our carrier partners to resolve the issue. We will provide another update in 1 day or as soon as more information becomes available.
identified
We have identified the issue with some customers in India receiving 480 for Outbound Calls. We are currently working with our carrier partners to resolve the issue. We will try to provide another update in 8 hours or as soon as more information becomes available.
investigating
We are continuing to investigate the issue with some customers in India receiving 480 for Outbound Calls. We will provide another update in 8 hours or as soon as more information becomes available.
investigating
We are continuing to investigate the issue with some customers in India receiving 480 for Outbound Calls. We will provide another update in 4 hours or as soon as more information becomes available.
investigating
We are continuing to investigate the issue with some customers in India receiving 480 for Outbound Calls. We will provide another update in 2 hours or as soon as more information becomes available.
investigating
Our monitoring systems have detected a potential issue with some customers in India receiving 480 for Outbound Calls. Our engineers have been alerted and are investigating. We will provide an update when we have more details.
SMS Delivery Delays from Twilio to Telefonica O2 Germany
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from Twilio to Telefonica O2 network subscribers in Germany 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 Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 16 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this 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 Twilio to Telefonica O2 network subscribers in Germany. Our team is actively investigating this 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 Telefonica O2 network subscribers in Germany. Our team is actively investigating this issue. We will provide another update in 1 hour or as soon as more information becomes available.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. We will continue monitoring the service to ensure a full recovery. We will provide another update in 16 hours or as soon as more information becomes available.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. We will continue monitoring the service to ensure a full recovery. We will provide another update in 8 hours or as soon as more information becomes available.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. We will continue monitoring the service to ensure a full recovery. We will provide another update in 4 hours or as soon as more information becomes available.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. 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.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. 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.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. 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.
monitoring
We are observing recovery in SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. 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.
identified
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. 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 Twilio to Telefonica O2 network subscribers in Germany. Our team has identified the cause, and is working to resolve the issue. We will provide another update in 2 hour or as soon as more information becomes available.
investigating
Twilio customers may be experiencing SMS delivery delays from Twilio to Telefonica O2 network subscribers in Germany. 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 Datora Brazil
minor Source not attested
Last archived state: resolved
View archived record details
monitoring
We have observed a recovery in SMS delivery from Twilio to Datora 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
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 24 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 16 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 8 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. We will provide another update in 4 hours or as soon as more information becomes available.
identified
Our team continues working toward a resolution for the issue related to SMS delivery failures to Datora network subscribers in Brazil. 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 Datora 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.
investigating
Twilio customers may be experiencing SMS delivery failures from Twilio to Datora network subscribers 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.