Twilio: SMS Delivery Degradation Towards U-Mobile Malaysia
Timeline of updates
- resolved
The issue is fixed now, and the SMS traffic to U-Mobile is flowing normally.
From Twilio’s published incident history: for incidents before Rewindex began polling this status page, only the final update text is available.
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.
How the archive is checked, and what it cannot prove.
This incident predates live tracking (October 17, 2026). It came from the vendor’s own published history, which is not covered by checkpoints.
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 2019-12-17 05:05 UTC, resolved after 5.2 h, 1 update(s).
- Title
- SMS Delivery Degradation Towards U-Mobile Malaysia
- Vendor
- Twilio
- Date
- URL
- https://rewindex.com/company/twilio/incidents/fc9f4gxzz1jb
Twilio profileRecent Twilio incidentsAll outages on December 17, 2019Twilio in December 2019MarkdownJSON