Twilio: SMS Delivery Failures from Twilio to KDDI Japan
Affected components: CARRIER NETWORK - SMS, APACSMS, APAC
Timeline of updates
- investigating
Twilio customers may be experiencing SMS delivery failures from Twilio to KDDI network subscribers in Japan. Our team is actively investigating this 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 failures from Twilio to KDDI network subscribers in Japan. 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 failures from Twilio to KDDI network subscribers in Japan. 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.
- monitoring
We have observed a recovery in SMS delivery from Twilio to KDDI network subscribers in Japan and are monitoring service stability. We will provide another update in 2 hours or as soon as more information becomes available.
- resolved
The incident has been resolved and SMS delivery from Twilio to KDDI network subscribers in Japan is operating normally.
Changes Rewindex caught on this incident
- Incident updated: SMS Delivery Failures from Twilio to KDDI Japan
- Incident updated: SMS Delivery Failures from Twilio to KDDI Japan
- Incident updated: SMS Delivery Failures from Twilio to KDDI Japan
- Incident updated: SMS Delivery Failures from Twilio to KDDI Japan
Archive proof
Rewindex commits each version of an incident it captures to a daily checkpoint, chains it to the day before, and has the checkpoint timestamped by FreeTSA and DigiCert. That proves these records existed by then and have not been changed since, by anyone, Rewindex included.
How the archive is checked, and what it cannot prove.
First version captured
In the 2026-11-01 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
5208c08ca0ee3202…Version 2 captured
In the 2026-11-01 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
93ecac82d401ebd9…Version 3 captured
In the 2026-11-01 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
1736d5f258066573…Version 4 captured
In the 2026-11-01 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
2a5b842aecab8801…Version 5 captured
In the 2026-11-02 checkpoint, timestamped by FreeTSA and DigiCert on . Record hash
5d948f5d97fb747f…
Impact, status and times are the vendor’s own, as last archived. View on status.twilio.com (opens in new tab).
Cite this
Status incident (vendor impact label: minor) posted by Twilio, started 2026-11-01 20:30 UTC, resolved after 4.1 h, 5 update(s); edited after publishing.
- Title
- SMS Delivery Failures from Twilio to KDDI Japan
- Vendor
- Twilio
- Date
- URL
- https://rewindex.com/company/twilio/incidents/3cdw1jrt88l2
Twilio profileRecent Twilio incidentsAll outages on November 1, 2026Twilio in November 2026MarkdownJSON