Companies/SendGrid/Incidents

SendGrid: RCS Delivery Receipt Delays for AT&T

Affected components: PROGRAMMABLE MESSAGING - RCS MessagingRCS Messaging

Timeline of updates

1. investigating2026-10-19 17:21 UTCEdited

   We are investigating an issue with RCS. Users may experience delays in delivery receipts and delays with inbound messages. We will provide another update in 1 hour or as soon as more information becomes available.

2. identified2026-10-19 17:53 UTC

   We have identified an issue with RCS. Users may experience delays in delivery receipts and delays with inbound messages. We will provide another update in 1 hour or as soon as more information becomes available.

3. monitoring2026-10-19 18:43 UTC

   Our engineers have mitigated the issue and are monitoring system performance. Delivery receipts and inbound messages are returning to normal for RCS traffic with AT&T. We will provide another update in 2 hours or as soon as more information becomes available.

4. resolved2026-10-19 19:48 UTC

   We have monitored and resolved the issue with RCS. All services are now operating normally at this time.

Changes Rewindex caught on this incident

• Oct 19Incident updated: RCS Delivery Receipt Delays for AT&T
• Oct 19Incident updated: RCS Delivery Receipt Delays for AT&T
• Oct 19Incident updated: RCS Delivery Receipt Delays for AT&T

Impact, status and times are the vendor’s own, as last archived. View on stspg.io (opens in new tab).

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