Outages by day / September 20, 2025
Outages on September 20, 2025 UTC day 2025-09-20 (Sep 20, 2025, 00:00 to Sep 20, 2025, 23:59 your time). Incidents as the vendors posted them on their status pages; impact labels are the vendor’s own.
← September 19, 2025 All days September 21, 2025 → 17 incidents started
2 labelled major or critical
12 vendors with a new incident
9 still open from earlier days
By vendor label: 28 maintenance
Incidents started this day 17 Vendor Incident Impact Started Resolved Status S SalesforceMarketing Cloud Disruption: Audience Builder, Cloud Pages, Contact Builder +9 more 01:05 04:49 (3.7 h) resolved Convex traffic having downtime 12:18 13:15 (57 min) postmortem Degradation in Managed Databases 00:42 09:05 (8.4 h) resolved B BandwidthMessaging Incident - SMS, MMS, Toll-Free 00:43 01:04 (21 min) resolved T TwilioSMS Delivery Failures to Movicel Network in Angola 03:27 Sep 21, 2025, 10:44 (31 h) resolved T TwilioCall Setup Failures for Twilio SIP via Interconnect on US2 Edge 06:19 09:01 (2.7 h) resolved Instance failure 06:58 08:03 (1.1 h) resolved T TwilioSMS Delivery Delays to MPT Network in Myanmar 09:06 Sep 25, 2025, 19:50 (5 d) resolved [retroactive] Elevated errors on Claude Haiku 3.5 and Claude Haiku 3 10:37 10:41 (4 min) resolved [retroactive] Elevated errors on Claude Haiku 3.5 and Claude Haiku 3 10:37 10:41 (4 min) resolved T TwilioSMS Delivery Delays and Failures to Multiple Networks in Yemen 15:38 20:26 (4.8 h) resolved T TwilioSMS Delivery Delays to Cable Wireless Network in Panama 15:49 Sep 21, 2025, 00:20 (8.5 h) resolved S SinchDelivery issues - United States and Canada 15:52 19:36 (3.7 h) resolved T TwilioSpikes in Call Signing Failures 16:12 17:03 (51 min) resolved Post email delivery is delayed 14:42 16:25 (1.7 h) resolved A AmplitudeSome customers experienced missing/incomplete realtime data 21:30 21:30 (0 min) resolved Z ZedElevated Edit Prediction error rate 12:14 13:02 (49 min) resolved
Still open from earlier days 9 Vendor Incident Impact Started Resolved Status Planned brownout – legacy Equinix CDN (action required) Sep 15, 2025, 06:24 Sep 24, 2025, 17:36 (9 d) resolved S StatsigMisconfiguration on consoleapi and event processing services Sep 19, 2025, 08:00 Sep 22, 2025, 18:31 (3 d) resolved F FrontMobile app: Google sign in flow broken Sep 19, 2025, 18:40 Sep 23, 2025, 09:48 (4 d) resolved S SinchService Degradation - Customer Dashboard - Analytics Sep 19, 2025, 12:20 17:43 (29 h) resolved K KlaviyoCampaigns List View Sep 19, 2025, 13:38 Sep 29, 2025, 13:27 (10 d) resolved T TwilioCall Failures to Multiple Networks in Brazil from a Subset of Twilio's Phone Numbers Sep 19, 2025, 15:53 10:40 (19 h) resolved Higher latency on our AP1 cluster for some customers Sep 19, 2025, 21:15 Sep 21, 2025, 07:54 (35 h) resolved T TwilioMMS Delivery Failures from Multiple Networks in United States of America to a Subset of Shortcodes Sep 19, 2025, 21:32 04:09 (6.6 h) resolved C CrusoeCMK Nodepool Quota Not Visible in UI Sep 19, 2025, 21:53 01:14 (3.4 h) resolved
Maintenance 28 Vendor Incident Impact Started Resolved Status H Harness[Scheduled] Planned maintenance notification 01:00 02:00 (1.0 h) resolved [Scheduled] Scheduled Maintenance 04:00 05:00 (1.0 h) resolved [Scheduled] Docker registry maintenance 05:00 08:00 (3.0 h) resolved T Twilio[Scheduled] Twilio Voice Maintenance 05:00 12:30 (7.5 h) resolved [Scheduled] QuickBooks Online Payroll - Planned System Maintenance 05:00 09:00 (4.0 h) resolved T Twilio[Scheduled] Twilio Messaging Maintenance 05:01 12:32 (7.5 h) resolved T Twilio[Scheduled] Twilio Interconnect Maintenance 05:02 12:31 (7.5 h) resolved [Scheduled] Scheduled maintenance for Twint 06:00 13:00 (7.0 h) resolved T Twilio[Scheduled] Twilio Messaging Maintenance 11:44 not resolved unknown T Twilio[Scheduled] Twilio Interconnect Maintenance 11:45 not resolved unknown T Twilio[Scheduled] Twilio Voice Maintenance 11:46 not resolved unknown S Sinch[Scheduled] DI Message Manager | Enterprise Services | Planned Maintenance PCR #CHANGE-6712 18:00 19:37 (1.6 h) resolved [Scheduled] Scheduled maintenance for BLIK 20:00 Sep 21, 2025, 03:00 (7.0 h) resolved T Twilio[Scheduled] United Kingdom Account Security Carrier Partner Maintenance - Three 21:00 Sep 21, 2025, 09:00 (12 h) resolved [Scheduled] Scheduled maintenance for Bancontact 22:00 Sep 21, 2025, 06:00 (8.0 h) resolved [Scheduled] Scheduled maintenance for Twint 22:00 Sep 21, 2025, 04:00 (6.0 h) resolved [Scheduled] Scheduled maintenance for P24 22:00 Sep 21, 2025, 02:31 (4.5 h) resolved [Scheduled] Scheduled maintenance for Twint 22:01 Sep 21, 2025, 06:01 (8.0 h) resolved [Scheduled] Scheduled maintenance for BLIK 22:01 Sep 21, 2025, 05:00 (7.0 h) resolved [Scheduled] Scheduled maintenance for Bancontact 22:01 Sep 21, 2025, 04:01 (6.0 h) resolved [Scheduled] Scheduled maintenance for BLIK 22:01 Sep 21, 2025, 02:31 (4.5 h) resolved [Scheduled] Scheduled maintenance for P24 22:02 Sep 21, 2025, 11:00 (13 h) resolved [Scheduled] Scheduled maintenance for P24 22:02 Sep 21, 2025, 05:00 (7.0 h) resolved [Scheduled] Scheduled maintenance for BLIK 22:30 Sep 21, 2025, 19:30 (21 h) resolved [Scheduled] Scheduled maintenance for BLIK 22:30 Sep 21, 2025, 02:30 (4.0 h) resolved T Twilio[Scheduled] Egypt SMS Carrier Maintenance - Vodafone 23:00 Sep 21, 2025, 04:00 (5.0 h) resolved [Scheduled] Egypt SMS - Planned maintenance affecting Vodafone Egypt network 23:00 Sep 21, 2025, 04:00 (5.0 h) resolved [Scheduled] Maintenance on Plivo Database 23:30 Sep 21, 2025, 01:30 (2.0 h) resolved
Times show in your time zone (UTC in the page source). An incident counts as “still open” here if it started up to 7 days earlier and had not been resolved by the start of this UTC day (unresolved ones count for 24 hours). See each vendor’s monthly report: Salesforce , Convex , DigitalOcean , Bandwidth , Twilio , Redis , Claude , Anthropic , Sinch , Substack , Amplitude , Zed .
Cite this 17 vendor-reported incidents started on 2025-09-20 (UTC) across 12 vendors, 2 labelled major or critical by the vendor.
Title Outages on September 20, 2025 Vendor Rewindex daily outage roundup Date 2025-09-20 00:00 UTC URL https://rewindex.com/outages/2025-09-20 Copy citation Copy markdown link