# Outages on September 21, 2021 (UTC)

> 34 incidents started on September 21, 2021 (UTC) on the status pages Rewindex archives, 7 labelled major or critical by the vendor (Maven Central, Red Hat (incl. Quay.io), Monday.com); 7 more were still open from earlier days.

Canonical: https://rewindex.com/outages/2021-09-21
Last updated: 2021-09-24T10:04:00Z

- Incidents started: 34 (major/critical: 7, other: 27) across 22 vendors
- Still open from earlier days: 7 · Maintenance windows: 17 · Detected outage events: 0
- By vendor impact label: critical 2, major 5, minor 19, none 8
- Previous day with incidents: [2021-09-20](https://rewindex.com/outages/2021-09-20.md) · Next: [2021-09-22](https://rewindex.com/outages/2021-09-22.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 |
| --- | --- | --- | --- | --- | --- |
| [Maven Central](https://rewindex.com/company/maven-central.md) | [search.maven.org is down](https://rewindex.com/company/maven-central/incidents/3ctc8rktcn5f.md) | critical | 2021-09-21 15:39 UTC | 2021-09-21 15:46 UTC | resolved |
| [Red Hat (incl. Quay.io)](https://rewindex.com/company/red-hat.md) | [developers.redhat.com - Downloads](https://rewindex.com/company/red-hat/incidents/bgzqxcrdyp52.md) | critical | 2021-09-21 18:18 UTC | 2021-09-21 18:28 UTC | resolved |
| [Monday.com](https://rewindex.com/company/monday-com.md) | [Connectivity Issues across accounts and devices](https://rewindex.com/company/monday-com/incidents/fvgczxgd5vll.md) | major | 2021-09-21 10:58 UTC | 2021-09-21 13:06 UTC | resolved |
| [Trello](https://rewindex.com/company/trello.md) | [Trello is slow or unavailable](https://rewindex.com/company/trello/incidents/sfymn2210y96.md) | major | 2021-09-21 15:05 UTC | 2021-09-21 21:33 UTC | resolved |
| [Retool](https://rewindex.com/company/retool.md) | [App page loads returning 521 errors and failing to load for some users](https://rewindex.com/company/retool/incidents/h4tlz9x90yf9.md) | major | 2021-09-21 17:10 UTC | 2021-09-21 18:00 UTC | resolved |
| [Expo](https://rewindex.com/company/expo.md) | [EAS iOS app submissions down](https://rewindex.com/company/expo/incidents/tt9r5q2swvvw.md) | major | 2021-09-21 21:30 UTC | 2021-09-24 10:04 UTC | resolved |
| [Statuspage](https://rewindex.com/company/statuspage.md) | [Service outage for API, private and public pages, and manage portal](https://rewindex.com/company/statuspage/incidents/ryjgxx2sgw8y.md) | major | 2021-09-21 22:30 UTC | 2021-09-21 22:30 UTC | resolved |
| [New Relic](https://rewindex.com/company/new-relic.md) | [Infrastructure Alerts Unavailable for EU Region](https://rewindex.com/company/new-relic/incidents/h9xb5ld88mc3.md) | minor | 2021-09-21 01:03 UTC | 2021-09-21 01:18 UTC | resolved |
| [ActiveCampaign](https://rewindex.com/company/activecampaign.md) | [Elevated API Error Rate](https://rewindex.com/company/activecampaign/incidents/vq86s9dwjbcb.md) | minor | 2021-09-21 01:08 UTC | 2021-09-21 20:42 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Argentina Personal Network](https://rewindex.com/company/twilio/incidents/nsc822w4znlf.md) | minor | 2021-09-21 10:10 UTC | 2021-09-21 19:02 UTC | resolved |
| [MessageBird (Bird)](https://rewindex.com/company/messagebird-bird.md) | [Delays on Inbound Whatsapp messages](https://rewindex.com/company/messagebird-bird/incidents/991cfm10gt40.md) | minor | 2021-09-21 10:55 UTC | 2021-09-21 12:09 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Vodafone Network in Egypt](https://rewindex.com/company/twilio/incidents/fbjyb4dz0byy.md) | minor | 2021-09-21 13:58 UTC | 2021-09-22 08:33 UTC | resolved |
| [Keeper](https://rewindex.com/company/keeper.md) | [Email delivery issues in EU Data Center](https://rewindex.com/company/keeper/incidents/rjnn3xv8tyh4.md) | minor | 2021-09-21 15:06 UTC | 2021-09-21 23:56 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Twilio Console Login Issue With 2FA Validation Code](https://rewindex.com/company/twilio/incidents/q9grfc6mmf4s.md) | minor | 2021-09-21 16:07 UTC | 2021-09-21 19:51 UTC | resolved |
| [Sentry](https://rewindex.com/company/sentry.md) | [Delays in Event Processing](https://rewindex.com/company/sentry/incidents/dnwsh058xd1w.md) | minor | 2021-09-21 16:34 UTC | 2021-09-21 17:37 UTC | resolved |
| [Statuspage](https://rewindex.com/company/statuspage.md) | [Increased latency with manage and pages](https://rewindex.com/company/statuspage/incidents/fb3rqbdmv95l.md) | minor | 2021-09-21 16:36 UTC | 2021-09-21 19:22 UTC | resolved |
| [MongoDB Atlas](https://rewindex.com/company/mongodb-atlas.md) | [MongoDB Atlas: Atlas cluster creation and certain healing delays](https://rewindex.com/company/mongodb-atlas/incidents/cltwyfc28w9c.md) | minor | 2021-09-21 17:03 UTC | 2021-09-21 17:25 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Delivery issues - Vodafone Egypt](https://rewindex.com/company/sinch/incidents/xc0nqg6z32mz.md) | minor | 2021-09-21 17:38 UTC | 2021-09-23 20:11 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to the Orange Network in Israel](https://rewindex.com/company/twilio/incidents/mf3c76yrbhqf.md) | minor | 2021-09-21 17:41 UTC | 2021-09-22 12:37 UTC | resolved |
| [Grafana Cloud](https://rewindex.com/company/grafana-cloud.md) | [Grafana Cloud portal latency](https://rewindex.com/company/grafana-cloud/incidents/4bjb5vggqvhh.md) | minor | 2021-09-21 18:11 UTC | 2021-09-21 18:42 UTC | resolved |
| [Jira](https://rewindex.com/company/jira.md) | [Jira Cloud performance degraded](https://rewindex.com/company/jira/incidents/g5r6k4txmws5.md) | minor | 2021-09-21 18:42 UTC | 2021-09-22 06:40 UTC | resolved |
| [Sentry](https://rewindex.com/company/sentry.md) | [Delays in Event Processing](https://rewindex.com/company/sentry/incidents/0ygrpjb4yj23.md) | minor | 2021-09-21 18:46 UTC | 2021-09-21 19:16 UTC | resolved |
| [Smartsheet](https://rewindex.com/company/smartsheet.md) | [Unable to access Admin Center](https://rewindex.com/company/smartsheet/incidents/zwypkm79nm2v.md) | minor | 2021-09-21 19:42 UTC | 2021-09-21 23:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Usage Trigger Creation in the Console Continuously Redirecting](https://rewindex.com/company/twilio/incidents/xcjld0ynpq14.md) | minor | 2021-09-21 20:40 UTC | 2021-09-21 21:05 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue Brazil - Claro](https://rewindex.com/company/sinch/incidents/s6w4l9c7z46y.md) | minor | 2021-09-21 20:54 UTC | 2021-09-22 04:53 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Call failures to a Subset of Twilio's Sweden Numbers in Prefix Range +46105](https://rewindex.com/company/twilio/incidents/d2vcq0hq9wsq.md) | minor | 2021-09-21 22:01 UTC | 2021-09-22 08:30 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Super SIM delays in connecting to the network](https://rewindex.com/company/twilio/incidents/3mmhlz5257zj.md) | none | 2021-09-21 11:48 UTC | 2021-09-21 11:48 UTC | resolved |
| [Netlify](https://rewindex.com/company/netlify.md) | [Build Failures](https://rewindex.com/company/netlify/incidents/2ckmfrt52xj1.md) | none | 2021-09-21 12:30 UTC | 2021-09-21 12:30 UTC | resolved |
| [Semaphore](https://rewindex.com/company/semaphore.md) | [Delays in job processing on Semaphore 2.0](https://rewindex.com/company/semaphore/incidents/8dtxxql2848b.md) | none | 2021-09-21 14:48 UTC | 2021-09-21 17:27 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Studio Flow 5xx Errors](https://rewindex.com/company/twilio/incidents/ybfxl5d7rgf3.md) | none | 2021-09-21 15:55 UTC | 2021-09-21 15:55 UTC | resolved |
| [SurveyMonkey](https://rewindex.com/company/surveymonkey.md) | [Brief service outage for Canadian data center customers](https://rewindex.com/company/surveymonkey/incidents/0p8jbnslyqww.md) | none | 2021-09-21 17:45 UTC | 2021-09-21 17:45 UTC | resolved |
| [Greenhouse](https://rewindex.com/company/greenhouse.md) | [Degraded Performance](https://rewindex.com/company/greenhouse/incidents/cwl8mszqt7r8.md) | none | 2021-09-21 17:50 UTC | 2021-09-21 20:45 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Automated Alert: No Customer Impact](https://rewindex.com/company/twilio/incidents/438fs5c3rx5w.md) | none | 2021-09-21 19:35 UTC | 2021-09-21 19:43 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [DI MMS 365 – MM7 \| Enterprise Messaging \| Delay in delivery of Multimedia messages \| TT\# MNOC-33240](https://rewindex.com/company/sinch/incidents/6j5ndgbw68fh.md) | none | 2021-09-21 20:25 UTC | 2021-09-21 22:37 UTC | resolved |

## Still open from earlier days

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [InfluxData (InfluxDB Cloud)](https://rewindex.com/company/influxdata.md) | [Slow queries in US-west-2](https://rewindex.com/company/influxdata/incidents/hl43nb2wxmgt.md) | major | 2021-09-17 13:32 UTC | 2021-09-21 17:16 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Webhosting\] Outbound emailing issues](https://rewindex.com/company/scaleway/incidents/m8srrn5v8mgw.md) | minor | 2021-09-16 14:57 UTC | 2021-09-27 11:04 UTC | resolved |
| [Klaviyo](https://rewindex.com/company/klaviyo.md) | [Delay in Analytics Processing for 12.5% of Metrics](https://rewindex.com/company/klaviyo/incidents/fg4n1xdq15yr.md) | minor | 2021-09-16 15:51 UTC | 2021-09-21 21:31 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [PSTN Performance Degradation - Brazil](https://rewindex.com/company/sinch/incidents/8k133kzbr8fr.md) | minor | 2021-09-17 04:42 UTC | 2021-09-22 00:06 UTC | resolved |
| [Plivo](https://rewindex.com/company/plivo.md) | [Call failures on inbound voice towards Croatia phone numbers](https://rewindex.com/company/plivo/incidents/n6gtgdw3xn1s.md) | minor | 2021-09-20 21:13 UTC | 2021-09-21 06:14 UTC | resolved |
| [Elastic Cloud](https://rewindex.com/company/elastic-cloud.md) | [Issues creating Azure Private Link connections for ESS Azure regions](https://rewindex.com/company/elastic-cloud/incidents/n6zr6g5prcm4.md) | none | 2021-09-16 17:16 UTC | 2021-10-05 11:39 UTC | resolved |
| [Vanta](https://rewindex.com/company/vanta.md) | [Missing records of background checks](https://rewindex.com/company/vanta/incidents/2fm2tz1hl9zf.md) | none | 2021-09-20 19:58 UTC | 2021-09-22 00:35 UTC | resolved |

## Maintenance

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Segment](https://rewindex.com/company/segment.md) | [\[Scheduled\] Database Maintenance](https://rewindex.com/company/segment/incidents/30b9msb11kxv.md) | maintenance | 2021-09-21 01:01 UTC | 2021-09-21 02:00 UTC | resolved |
| [Linode (Akamai)](https://rewindex.com/company/linode-akamai.md) | [\[Scheduled\] Scheduled Maintenance for Cloud Manager, API, and CLI](https://rewindex.com/company/linode-akamai/incidents/2hs4kmffwsh4.md) | maintenance | 2021-09-21 02:00 UTC | 2021-09-21 03:01 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] Local Market Maintenance - Multiple Markets](https://rewindex.com/company/bandwidth/incidents/gh581v096gt3.md) | maintenance | 2021-09-21 04:00 UTC | 2021-09-21 09:00 UTC | resolved |
| [Linode (Akamai)](https://rewindex.com/company/linode-akamai.md) | [\[Scheduled\] Emergency Network Maintenance - US-East (Newark)](https://rewindex.com/company/linode-akamai/incidents/1djq9lyvjydb.md) | maintenance | 2021-09-21 04:01 UTC | 2021-09-21 08:19 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI MMS 365 - MM7 \| Enterprise Messaging & Operator Services \| Application Maintenance \| PCR Number \# PSD-9252](https://rewindex.com/company/sinch/incidents/w3gvq5vs7ps9.md) | maintenance | 2021-09-21 06:00 UTC | 2021-09-21 08:05 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] RESCHEDULED \| DI SMS 365 (SMSx) \| Operator Services \| Application Maintenance \| PCR Number \# PSD-9160](https://rewindex.com/company/sinch/incidents/1chjh6kv0fdz.md) | maintenance | 2021-09-21 06:00 UTC | 2021-09-21 06:58 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] Sinch Scheduled Maintenance - Vivo Brazil](https://rewindex.com/company/sinch/incidents/v9nkj189xmgt.md) | maintenance | 2021-09-21 09:00 UTC | 2021-09-21 11:00 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Scheduled\] \[DC2\] Power management maintenance in room 301](https://rewindex.com/company/scaleway/incidents/89xtjst8k2l5.md) | maintenance | 2021-09-21 12:00 UTC | 2021-09-23 12:01 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Scheduled\] \[Elements\] Functions and Containers maintenance](https://rewindex.com/company/scaleway/incidents/bdbjd5tm9w62.md) | maintenance | 2021-09-21 12:30 UTC | 2021-09-21 16:00 UTC | resolved |
| [Sentry](https://rewindex.com/company/sentry.md) | [\[Scheduled\] Billing maintenance](https://rewindex.com/company/sentry/incidents/017383ps3mn9.md) | maintenance | 2021-09-21 13:02 UTC | 2021-09-21 13:20 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Japan SMS Carrier Maintenance - SoftBank](https://rewindex.com/company/twilio/incidents/9z7r9hy48czg.md) | maintenance | 2021-09-21 16:00 UTC | 2021-09-21 21:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Vietnam SMS Carrier Maintenance - Viettel and Mobifone](https://rewindex.com/company/twilio/incidents/82sq4b55574r.md) | maintenance | 2021-09-21 17:01 UTC | 2021-09-21 19:01 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Russia SMS Carrier Maintenance - Beeline Russia](https://rewindex.com/company/twilio/incidents/3qszs5cjrsg0.md) | maintenance | 2021-09-21 17:02 UTC | 2021-09-22 00:00 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI SMS 365 \| Enterprise Messaging \| 3rd Party Planned Maintenance - Multiple Airtel networks \| Reference number\# NA](https://rewindex.com/company/sinch/incidents/dp9k7zn9xs1d.md) | maintenance | 2021-09-21 18:30 UTC | 2021-09-22 00:30 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] SMS Carrier Partner Maintenance - All Airtel Networks](https://rewindex.com/company/twilio/incidents/0fnh420ll13k.md) | maintenance | 2021-09-21 18:30 UTC | 2021-09-22 00:30 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Russia SMS Carrier Maintenance - Tele2](https://rewindex.com/company/twilio/incidents/9whhn545sh5s.md) | maintenance | 2021-09-21 20:02 UTC | 2021-09-22 00:00 UTC | resolved |
| [Dropbox Sign](https://rewindex.com/company/dropbox-sign.md) | [\[Scheduled\] HelloSign Product Update](https://rewindex.com/company/dropbox-sign/incidents/j5qsr22ql6hn.md) | maintenance | 2021-09-21 20:04 UTC | 2021-09-21 23:30 UTC | resolved |

## Cite this

34 vendor-reported incidents started on 2021-09-21 (UTC) across 22 vendors, 7 labelled major or critical by the vendor.

- Canonical URL: https://rewindex.com/outages/2021-09-21
- Citation: Rewindex daily outage roundup, “Outages on September 21, 2021” (2021-09-21 00:00 UTC). Archived by Rewindex: https://rewindex.com/outages/2021-09-21 (CC BY 4.0).
- Markdown link: `[Rewindex daily outage roundup: Outages on September 21, 2021 (2021-09-21)](https://rewindex.com/outages/2021-09-21)`


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Canonical: https://rewindex.com/outages/2021-09-21 · Markdown: https://rewindex.com/outages/2021-09-21.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T21:58:35.557Z