# Outages on May 27, 2023 (UTC) > 18 incidents started on May 27, 2023 (UTC) on the status pages Rewindex archives, 1 labelled major or critical by the vendor (Bandwidth); 14 more were still open from earlier days. Canonical: https://rewindex.com/outages/2023-05-27 Last updated: 2023-05-29T17:00:00Z - Incidents started: 18 (major/critical: 1, other: 17) across 6 vendors - Still open from earlier days: 14 · Maintenance windows: 4 · Detected outage events: 0 - By vendor impact label: major 1, minor 17 - Previous day with incidents: [2023-05-26](https://rewindex.com/outages/2023-05-26.md) · Next: [2023-05-28](https://rewindex.com/outages/2023-05-28.md) · [All days](https://rewindex.com/outages.md) Impact labels are the vendor’s own. Incidents come from each vendor’s status page; Rewindex does not measure outages. ## Incidents started this day | Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status | | --- | --- | --- | --- | --- | --- | | [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Local Market Impairment - 542 - - Midland TX](https://rewindex.com/company/bandwidth/incidents/ngvpdrws4bg4.md) | major | 2023-05-27 07:43 UTC | 2023-05-27 14:59 UTC | resolved | | [Grammarly](https://rewindex.com/company/grammarly.md) | [Some users may be experiencing a GrammarlyGO service interruption in Grammarly for Chrome.](https://rewindex.com/company/grammarly/incidents/3t94lhmy7jkh.md) | minor | 2023-05-27 00:21 UTC | 2023-05-27 03:16 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [Inbound Call Failures to Trinidad and Tobago, and Jamaica Phone Numbers](https://rewindex.com/company/twilio/incidents/5m7rc9c1fz0f.md) | minor | 2023-05-27 01:04 UTC | 2023-05-28 17:35 UTC | resolved | | [Confluent](https://rewindex.com/company/confluent.md) | [Basic and Standard clusters impacted in AWS US East 1](https://rewindex.com/company/confluent/incidents/m5ld0h6274vc.md) | minor | 2023-05-27 04:13 UTC | 2023-05-27 05:07 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue - Myanmar - MPT MM](https://rewindex.com/company/sinch/incidents/ngr7p557gkkp.md) | minor | 2023-05-27 06:20 UTC | 2023-05-27 18:11 UTC | resolved | | [Vonage](https://rewindex.com/company/vonage.md) | [Myanmar SMS - Degradation towards MPT network](https://rewindex.com/company/vonage/incidents/f2dmx6hdyc0b.md) | minor | 2023-05-27 06:30 UTC | 2023-05-27 14:01 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue - Kenya - Safaricom](https://rewindex.com/company/sinch/incidents/5j3qx1yqkwxv.md) | minor | 2023-05-27 06:33 UTC | 2023-05-27 11:21 UTC | resolved | | [Vonage](https://rewindex.com/company/vonage.md) | [Kenya SMS - Delivery degradation towards Safaricom network](https://rewindex.com/company/vonage/incidents/sp766l1jbsqg.md) | minor | 2023-05-27 06:56 UTC | 2023-05-27 12:02 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Safaricom Network in Kenya](https://rewindex.com/company/twilio/incidents/gd1hnnxhlwk1.md) | minor | 2023-05-27 07:00 UTC | 2023-05-27 12:16 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to MPT Network in Myanmar](https://rewindex.com/company/twilio/incidents/xcz5ycg5d818.md) | minor | 2023-05-27 07:32 UTC | 2023-05-27 17:00 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [Outbound SMS Delivery Failures to DU Network in UAE](https://rewindex.com/company/twilio/incidents/0ywbq4pnpsfk.md) | minor | 2023-05-27 13:00 UTC | 2023-05-27 17:24 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue Dominican Republic - Altice](https://rewindex.com/company/sinch/incidents/cd534ybsc6zs.md) | minor | 2023-05-27 14:38 UTC | 2023-05-27 18:11 UTC | resolved | | [Vonage](https://rewindex.com/company/vonage.md) | [Dominican Republic SMS - Delivery Degradation towards Altice network](https://rewindex.com/company/vonage/incidents/ygl8gwzfr3rz.md) | minor | 2023-05-27 14:42 UTC | 2023-05-27 23:25 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 (iSMS) \| Operator Services \| Potential delay in delivery of MO/MT Messages \|\| TT\# MNOC-48112](https://rewindex.com/company/sinch/incidents/zwdc0kh4scmg.md) | minor | 2023-05-27 16:03 UTC | 2023-05-27 18:16 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI MMS 365 - MM7 \| Enterprise Messaging \| Delay in delivery of Multimedia messages \|\| TT\# MNOC-48109](https://rewindex.com/company/sinch/incidents/tsggjccyq8g7.md) | minor | 2023-05-27 16:44 UTC | 2023-05-28 08:28 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Claro Colombia](https://rewindex.com/company/twilio/incidents/hxj1wd9f870l.md) | minor | 2023-05-27 17:39 UTC | 2023-05-27 22:54 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 (SMSx) \| Operator Services \| Potential delay in delivery of DR \| TT\# MNOC-48116](https://rewindex.com/company/sinch/incidents/tnhhl28nfj58.md) | minor | 2023-05-27 18:36 UTC | 2023-05-27 22:22 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 \| Operator Services \| Potential delay in delivery of MO, MT & DLR Traffic \| TT\# MNOC-48117](https://rewindex.com/company/sinch/incidents/gw0z90hc56sz.md) | minor | 2023-05-27 19:50 UTC | 2023-05-27 22:17 UTC | resolved | ## Still open from earlier days | Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status | | --- | --- | --- | --- | --- | --- | | [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Industry Messaging Provisioning Failures](https://rewindex.com/company/bandwidth/incidents/9k06m8d8ckdb.md) | major | 2023-05-23 13:42 UTC | 2023-06-01 12:26 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365(iSMS), DI SMS 365 (SMSx) \| Operator Services & Enterprise Messaging \| Potential delay in delivery of MO, MT and DLR \| TT\# MNOC-48038](https://rewindex.com/company/sinch/incidents/zdjc4t7fnh97.md) | major | 2023-05-25 06:49 UTC | 2023-05-27 03:46 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 \| Enterprise Messaging \| Message Manager Portal Inaccessible \| TT\#MNOC-48038](https://rewindex.com/company/sinch/incidents/zmy96076mjh3.md) | major | 2023-05-26 01:35 UTC | 2023-05-27 03:59 UTC | resolved | | [Confluent](https://rewindex.com/company/confluent.md) | [Confluent Metrics API experiencing high latencies](https://rewindex.com/company/confluent/incidents/n8085pk5kbd6.md) | major | 2023-05-26 21:00 UTC | 2023-05-29 13:00 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Failures to Telecel Network in Zimbabwe for Non-OTP Messages](https://rewindex.com/company/twilio/incidents/nrf1yc6g5zyr.md) | minor | 2023-05-21 23:20 UTC | 2023-06-12 21:11 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery and Calls Failure from and to Smart Telecom Network in Nepal](https://rewindex.com/company/twilio/incidents/zqrlyswp9m9g.md) | minor | 2023-05-24 13:31 UTC | 2023-05-31 17:37 UTC | resolved | | [Bunny.net](https://rewindex.com/company/bunny-net.md) | [New Dashboard Sub-user Authentication Errors](https://rewindex.com/company/bunny-net/incidents/4jrsx6bfp9qn.md) | minor | 2023-05-24 17:58 UTC | 2023-05-29 15:10 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Claro Brazil](https://rewindex.com/company/twilio/incidents/ts56p5817mlz.md) | minor | 2023-05-25 09:39 UTC | 2023-05-28 03:22 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue Brazil - Claro](https://rewindex.com/company/sinch/incidents/xsknl7kq1w7z.md) | minor | 2023-05-25 09:53 UTC | 2023-06-02 09:13 UTC | resolved | | [Snyk](https://rewindex.com/company/snyk.md) | [Snyk Code Increased Analysis Duration and Timeouts](https://rewindex.com/company/snyk/incidents/2xgb5d2xxjln.md) | minor | 2023-05-25 11:52 UTC | 2023-05-31 08:58 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI MMS 365 - MM7 \| Enterprise Messaging \| Delay in delivery of Multimedia messages \|\| TT\# MNOC-48068](https://rewindex.com/company/sinch/incidents/lyg67mc3x7m7.md) | minor | 2023-05-26 17:41 UTC | 2023-05-27 06:20 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [MMS Delivery Delays to AT&T in the US From a Subset of Shortcodes and Toll Free Numbers](https://rewindex.com/company/twilio/incidents/k6ybr3zh9zhy.md) | minor | 2023-05-26 18:21 UTC | 2023-05-27 01:34 UTC | resolved | | [Mux](https://rewindex.com/company/mux.md) | [Watermark display errors](https://rewindex.com/company/mux/incidents/wp44zx8dmhrb.md) | minor | 2023-05-26 20:38 UTC | 2023-05-27 01:35 UTC | resolved | | [Vonage](https://rewindex.com/company/vonage.md) | [TLS Connectivity Issue](https://rewindex.com/company/vonage/incidents/k98lvtv5g00n.md) | none | 2023-05-25 17:39 UTC | 2023-05-31 10:23 UTC | resolved | ## Maintenance | Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status | | --- | --- | --- | --- | --- | --- | | [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] United Kingdom Account Security Carrier Partner Maintenance](https://rewindex.com/company/twilio/incidents/m8yhl0rxzbbs.md) | maintenance | 2023-05-27 01:30 UTC | 2023-05-29 17:00 UTC | resolved | | [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] SMS Messaging Maintenance - LAX](https://rewindex.com/company/bandwidth/incidents/8p7gwz26hmvb.md) | maintenance | 2023-05-27 04:00 UTC | 2023-05-27 06:00 UTC | resolved | | [Grain](https://rewindex.com/company/grain.md) | [\[Scheduled\] Planned Maintenance](https://rewindex.com/company/grain/incidents/jspsz4mvmwxx.md) | maintenance | 2023-05-27 11:01 UTC | 2023-05-27 12:00 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI SMS 365 \|\| Enterprise Messaging \| Network Maintenance \| Ref Number\# CHANGE-3830](https://rewindex.com/company/sinch/incidents/83sct8fst9r2.md) | maintenance | 2023-05-27 18:00 UTC | 2023-05-27 20:10 UTC | resolved | ## Cite this 18 vendor-reported incidents started on 2023-05-27 (UTC) across 6 vendors, 1 labelled major or critical by the vendor. - Canonical URL: https://rewindex.com/outages/2023-05-27 - Citation: Rewindex daily outage roundup, “Outages on May 27, 2023” (2023-05-27 00:00 UTC). Archived by Rewindex: https://rewindex.com/outages/2023-05-27 (CC BY 4.0). - Markdown link: `[Rewindex daily outage roundup: Outages on May 27, 2023 (2023-05-27)](https://rewindex.com/outages/2023-05-27)` --- Canonical: https://rewindex.com/outages/2023-05-27 · Markdown: https://rewindex.com/outages/2023-05-27.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T11:05:21.304Z