# Outages on October 23, 2021 (UTC) > 7 incidents started on October 23, 2021 (UTC) on the status pages Rewindex archives, 1 labelled major or critical by the vendor (CircleCI); 9 more were still open from earlier days. Canonical: https://rewindex.com/outages/2021-10-23 Last updated: 2021-10-25T12:45:00Z - Incidents started: 7 (major/critical: 1, other: 6) across 5 vendors - Still open from earlier days: 9 · Maintenance windows: 7 · Detected outage events: 0 - By vendor impact label: major 1, minor 3, none 3 - Previous day with incidents: [2021-10-22](https://rewindex.com/outages/2021-10-22.md) · Next: [2021-10-24](https://rewindex.com/outages/2021-10-24.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 | | --- | --- | --- | --- | --- | --- | | [CircleCI](https://rewindex.com/company/circleci.md) | [Builds not running](https://rewindex.com/company/circleci/incidents/kwld33bdd6zm.md) | major | 2021-10-23 15:19 UTC | 2021-10-23 16:10 UTC | resolved | | [Plivo](https://rewindex.com/company/plivo.md) | [Call failures on inbound voice towards Brazil phone numbers in Sao Paulo.](https://rewindex.com/company/plivo/incidents/yyl5nt48x61w.md) | minor | 2021-10-23 18:01 UTC | 2021-10-25 12:45 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays and Failures to Safaricom Network in Kenya](https://rewindex.com/company/twilio/incidents/0x5cf96tq40n.md) | minor | 2021-10-23 19:35 UTC | 2021-10-24 01:30 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [SMS and MMS Delivery Delays to US Verizon Network From a Subset of US Short Codes](https://rewindex.com/company/twilio/incidents/srvscdvjvz49.md) | minor | 2021-10-23 20:34 UTC | 2021-10-24 09:44 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [On Call Engineers Are Investigating a Potential Issue With the Programmable Video Twilio LIVE API](https://rewindex.com/company/twilio/incidents/7c4s1q6yqs4h.md) | none | 2021-10-23 08:26 UTC | 2021-10-23 08:49 UTC | resolved | | [Bunny.net](https://rewindex.com/company/bunny-net.md) | [\[Optimizer\] Increased Error Rate](https://rewindex.com/company/bunny-net/incidents/dd37jgt4ksjq.md) | none | 2021-10-23 17:28 UTC | 2021-10-23 17:28 UTC | resolved | | [Akamai](https://rewindex.com/company/akamai.md) | [Enterprise Application Access issues](https://rewindex.com/company/akamai/incidents/8rzrj9vsnrrt.md) | none | 2021-10-23 19:26 UTC | 2021-10-23 19:26 UTC | resolved | ## Still open from earlier days | Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status | | --- | --- | --- | --- | --- | --- | | [Segment](https://rewindex.com/company/segment.md) | [Issue with data ingestion](https://rewindex.com/company/segment/incidents/4r9bk01jsrqp.md) | critical | 2021-10-22 16:47 UTC | 2021-10-23 09:31 UTC | resolved | | [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Webhosting/Dedibox\] Blacklisted SMTP IP address](https://rewindex.com/company/scaleway/incidents/ypkwbrdwnd9m.md) | major | 2021-10-18 08:17 UTC | 2021-11-03 14:44 UTC | resolved | | [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Webhosting\] Platform 52 DNS issues](https://rewindex.com/company/scaleway/incidents/5n8jtxt1zz8t.md) | major | 2021-10-22 12:53 UTC | 2021-10-27 08:21 UTC | resolved | | [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Local Market Impairment - 568 (Harlingen, TX)](https://rewindex.com/company/bandwidth/incidents/y2ghzyfhn0kz.md) | major | 2021-10-22 19:09 UTC | 2021-10-23 11:40 UTC | resolved | | [Netlify](https://rewindex.com/company/netlify.md) | [Delay in Analytics data](https://rewindex.com/company/netlify/incidents/vrdh9y902zjl.md) | minor | 2021-10-19 16:47 UTC | 2021-10-23 22:04 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [Billing Reporting Delays for a Subset of Invoiced Customers](https://rewindex.com/company/twilio/incidents/qfmcpnczdcsq.md) | minor | 2021-10-19 19:21 UTC | 2021-10-28 21:39 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [Inbound Call Failures to a Subset of Denmark Mobile Numbers](https://rewindex.com/company/twilio/incidents/44n05mxfm6xj.md) | minor | 2021-10-22 18:55 UTC | 2021-10-27 19:09 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365\| Enterprise Messaging \| Delay in delivery of DLR traffic \| TT\# MNOC-34168](https://rewindex.com/company/sinch/incidents/sd8c0ntkllb0.md) | none | 2021-10-22 17:54 UTC | 2021-10-23 00:29 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [DI MMS 365 - MM7 \| Enterprise Messaging \| Delay in delivery of Multimedia messages \| TT\# MNOC-34175](https://rewindex.com/company/sinch/incidents/6vb28txgbgvj.md) | none | 2021-10-22 20:42 UTC | 2021-10-23 02:53 UTC | resolved | ## Maintenance | Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status | | --- | --- | --- | --- | --- | --- | | [Buildkite](https://rewindex.com/company/buildkite.md) | [\[Scheduled\] Database maintenance](https://rewindex.com/company/buildkite/incidents/mpjc6l5xbw8m.md) | maintenance | 2021-10-23 00:42 UTC | 2021-10-23 02:32 UTC | resolved | | [Red Hat (incl. Quay.io)](https://rewindex.com/company/red-hat.md) | [\[Scheduled\] Red Hat Jira (issues.redhat.com) Scheduled Maintenance \| 2020-10-23 7:30 UTC](https://rewindex.com/company/red-hat/incidents/h2w2xv4k54z1.md) | maintenance | 2021-10-23 07:30 UTC | 2021-10-23 15:30 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI LTE 365 & DI GRX 365 \| Operator Services \| 3rd party System Maintenance \| Ref Number\#INC000003803518](https://rewindex.com/company/sinch/incidents/wxq0hg9mw7v8.md) | maintenance | 2021-10-23 15:00 UTC | 2021-10-23 21:00 UTC | resolved | | [Harness](https://rewindex.com/company/harness.md) | [\[Scheduled\] Harness Scheduled Maintenance October 23rd, 2021](https://rewindex.com/company/harness/incidents/2z2lxqzw51kx.md) | maintenance | 2021-10-23 16:00 UTC | 2021-10-23 19:00 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI SMS 365 \| Enterprise Messaging \| Application Maintenance \| PCR Number \#9294](https://rewindex.com/company/sinch/incidents/kd9vpq8lcycb.md) | maintenance | 2021-10-23 18:00 UTC | 2021-10-23 19:56 UTC | resolved | | [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI SMS 365 \| Enterprise Messaging \| Application Maintenance \| PCR Number \#PSD-9327](https://rewindex.com/company/sinch/incidents/8f4mg755q98z.md) | maintenance | 2021-10-23 18:00 UTC | 2021-10-23 18:53 UTC | resolved | | [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Czech Republic SMS Carrier Partner Maintenance](https://rewindex.com/company/twilio/incidents/mzw60m5z64dj.md) | maintenance | 2021-10-23 23:01 UTC | 2021-10-24 01:00 UTC | resolved | ## Cite this 7 vendor-reported incidents started on 2021-10-23 (UTC) across 5 vendors, 1 labelled major or critical by the vendor. - Canonical URL: https://rewindex.com/outages/2021-10-23 - Citation: Rewindex daily outage roundup, “Outages on October 23, 2021” (2021-10-23 00:00 UTC). Archived by Rewindex: https://rewindex.com/outages/2021-10-23 (CC BY 4.0). - Markdown link: `[Rewindex daily outage roundup: Outages on October 23, 2021 (2021-10-23)](https://rewindex.com/outages/2021-10-23)` --- Canonical: https://rewindex.com/outages/2021-10-23 · Markdown: https://rewindex.com/outages/2021-10-23.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T13:14:22.239Z