Outage in Zipwhip
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Multiple Networks in United States
Minor
March 19, 2026 - Started about 4 hours ago
Official incident page
Official incident page
Incident Report
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is actively investigating this 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.
Need to monitor Zipwhip outages?
- Monitor all your external dependencies in one place
- Get instant alerts when outages are detected
- Be the first to know if service is down
- Show real-time status on private or public status page
- Keep your team informed
Latest Updates ( sorted recent to last )
MONITORING
about 2 hours ago - at 03/19/2026 11:57AM
We are observing recovery of SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is monitoring this issue to ensure it is resolved. We will provide another update in 2 hours or as soon as more information becomes available.
INVESTIGATING
about 4 hours ago - at 03/19/2026 09:56AM
Twilio customers may be experiencing SMS delivery receipt delays from a subset of Twilio Short Codes to network subscribers on multiple networks in the United States. Our team is actively investigating this 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.
Latest Zipwhip outages
Voice Call Failures From Network Subscribers to Twilio Phone Numbers in Multiple Countries - 33 minutes ago
SMS Delivery Receipt Delays from Twilio to Bouygues Telecom France - about 7 hours ago
SMS Delivery Delays from Twilio to Tigo Colombia - about 10 hours ago
SMS Delivery Receipt Delays from a Subset of Twilio Short Codes to Viaero United States - about 13 hours ago
SMS Delivery Receipt Delays from Twilio to Telekom Srbija Serbia - about 15 hours ago
The Status Page Aggregator with Early Outage Detection
With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.
Start free trialNo credit card required · Cancel anytime · 6020 services available
Integrations with
