SMS Delivery Delays from a Subset of Twilio Phone Numbers to Cellcom Israel

Summary

SMS Delivery Delays from a Subset of Twilio Phone Numbers to Cellcom Israel

The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to Cellcom network subscribers in Israel is operating normally.

• Started

  Oct 4, 2026 · 12:49 AM

• Resolved

  Oct 4, 2026 · 11:19 AM

• Duration

  10h 30m

• Severity

  Minor

• ◐

  Investigating

  Oct 4 · 12:49 AM SendGrid

  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.

• ◐

  Investigating

  Oct 4 · 1:51 AM SendGrid

  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

  Oct 4 · 3:51 AM SendGrid

  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.

• ◉

  Monitoring

  Oct 4 · 5:16 AM SendGrid

  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.

• ◉

  Monitoring

  Oct 4 · 7:16 AM SendGrid

  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.

• ✓

  Resolved

  Oct 4 · 11:19 AM SendGrid

  The incident has been resolved and SMS delivery from a subset of Twilio Phone Numbers to Cellcom network subscribers in Israel is operating normally.