# Outages on April 1, 2021 (UTC)

> 41 incidents started on April 1, 2021 (UTC) on the status pages Rewindex archives, 12 labelled major or critical by the vendor (Harness, Snowflake, JFrog); 5 more were still open from earlier days.

Canonical: https://rewindex.com/outages/2021-04-01
Last updated: 2021-04-02T04:02:00Z

- Incidents started: 41 (major/critical: 12, other: 29) across 28 vendors
- Still open from earlier days: 5 · Maintenance windows: 6 · Detected outage events: 1
- By vendor impact label: critical 3, major 9, minor 21, none 8
- Previous day with incidents: [2021-03-31](https://rewindex.com/outages/2021-03-31.md) · Next: [2021-04-02](https://rewindex.com/outages/2021-04-02.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.

## Outage events this day

- [Azure outage](https://rewindex.com/events/2021-04-01-azure): 4 linked vendors, 9 other incidents in the same window (also happening, not linked). Vendors reported an Azure outage; Azure’s own incident for this date is not in the archive.

## Incidents started this day

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Harness](https://rewindex.com/company/harness.md) | [Harness Web Site is Inaccessible](https://rewindex.com/company/harness/incidents/555y9ghjthx6.md) | critical | 2021-04-01 18:17 UTC | 2021-04-01 19:33 UTC | resolved |
| [Snowflake](https://rewindex.com/company/snowflake.md) | [Multiple AZURE Regions: SI-20210401](https://rewindex.com/company/snowflake/incidents/5cn1b53rk5ch.md) | critical | 2021-04-01 21:50 UTC | 2021-04-01 23:26 UTC | resolved |
| [JFrog](https://rewindex.com/company/jfrog.md) | [Outage in Azure USE Region](https://rewindex.com/company/jfrog/incidents/ndhss6rx8ysd.md) | critical | 2021-04-01 22:15 UTC | 2021-04-02 01:01 UTC | resolved |
| [Statuspage](https://rewindex.com/company/statuspage.md) | [Email Custom From Address Configuration Impacted](https://rewindex.com/company/statuspage/incidents/k050l773ddm5.md) | major | 2021-04-01 05:45 UTC | 2021-04-02 00:19 UTC | resolved |
| [Dialpad](https://rewindex.com/company/dialpad.md) | [inbound calls from PSTN failing  in Indonesia](https://rewindex.com/company/dialpad/incidents/kv1lb4tjj00t.md) | major | 2021-04-01 06:25 UTC | 2021-04-01 08:34 UTC | resolved |
| [Box](https://rewindex.com/company/box.md) | [\[Critical\] Issues with Accessing Content, Logins, Public API, Uploads, and Downloads](https://rewindex.com/company/box/incidents/44ysgpnblprd.md) | major | 2021-04-01 09:33 UTC | 2021-04-01 14:02 UTC | resolved |
| [Elastic Cloud](https://rewindex.com/company/elastic-cloud.md) | [Azure West US2 deployment orchestration issues](https://rewindex.com/company/elastic-cloud/incidents/cbypyjxsb51x.md) | major | 2021-04-01 14:09 UTC | 2021-04-01 15:52 UTC | resolved |
| [GitHub Copilot](https://rewindex.com/company/github-copilot.md) | [Incident with GitHub Actions and GitHub Packages](https://rewindex.com/company/github-copilot/incidents/fwtx9db6hz2y.md) | major | 2021-04-01 21:30 UTC | 2021-04-01 23:00 UTC | resolved |
| [GitHub](https://rewindex.com/company/github.md) | [Incident with GitHub Actions and GitHub Packages](https://rewindex.com/company/github/incidents/fwtx9db6hz2y.md) | major | 2021-04-01 21:30 UTC | 2021-04-01 23:00 UTC | resolved |
| [InfluxData (InfluxDB Cloud)](https://rewindex.com/company/influxdata.md) | [Azure -- DNS instability](https://rewindex.com/company/influxdata/incidents/qftld22cmhts.md) | major | 2021-04-01 21:46 UTC | 2021-04-02 00:32 UTC | resolved |
| [Elastic Cloud](https://rewindex.com/company/elastic-cloud.md) | [Azure Instability](https://rewindex.com/company/elastic-cloud/incidents/l7hstkjkbrl8.md) | major | 2021-04-01 21:47 UTC | 2021-04-02 00:34 UTC | resolved |
| [Smartsheet](https://rewindex.com/company/smartsheet.md) | [Microsoft Authentication Failures](https://rewindex.com/company/smartsheet/incidents/f3f9rjm79r4s.md) | major | 2021-04-01 21:50 UTC | 2021-04-02 00:39 UTC | resolved |
| [JFrog](https://rewindex.com/company/jfrog.md) | [Outage in  AWS USW2(Oregon) region](https://rewindex.com/company/jfrog/incidents/w682z6dbw4lq.md) | minor | 2021-04-01 03:52 UTC | 2021-04-01 10:05 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Message Delivery Failures of Pre-registered Messages to China, China Mobile and China Unicom](https://rewindex.com/company/twilio/incidents/pk0lpvnxcpb6.md) | minor | 2021-04-01 13:06 UTC | 2021-04-02 03:02 UTC | resolved |
| [GitHub Copilot](https://rewindex.com/company/github-copilot.md) | [Incident with GitHub Actions](https://rewindex.com/company/github-copilot/incidents/fjrtcnfz2cpd.md) | minor | 2021-04-01 14:24 UTC | 2021-04-01 15:23 UTC | resolved |
| [GitHub](https://rewindex.com/company/github.md) | [Incident with GitHub Actions](https://rewindex.com/company/github/incidents/fjrtcnfz2cpd.md) | minor | 2021-04-01 14:24 UTC | 2021-04-01 15:23 UTC | resolved |
| [MessageBird (Bird)](https://rewindex.com/company/messagebird-bird.md) | [SMS service is experiencing delays](https://rewindex.com/company/messagebird-bird/incidents/5s54xx4f1ng5.md) | minor | 2021-04-01 15:14 UTC | 2021-04-01 15:37 UTC | resolved |
| [SparkPost](https://rewindex.com/company/sparkpost.md) | [Outbound message delivery is delayed/slow for some SparkPost and SparkPost Enterprise customers (US hosted only)](https://rewindex.com/company/sparkpost/incidents/63tpyn7g0tw6.md) | minor | 2021-04-01 15:26 UTC | 2021-04-01 15:46 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays over Canada Bell Mobility Network](https://rewindex.com/company/twilio/incidents/3k9j442d14g5.md) | minor | 2021-04-01 15:47 UTC | 2021-04-01 22:34 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Failures to Rogers (302-720) and Fido (302-370) Canada Networks Using Toll Free Numbers](https://rewindex.com/company/twilio/incidents/zs656z2t2923.md) | minor | 2021-04-01 16:24 UTC | 2021-04-01 19:38 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [V1 Application Platform: Transcriptions Delay](https://rewindex.com/company/bandwidth/incidents/0y3mqcbvfcqp.md) | minor | 2021-04-01 17:20 UTC | 2021-04-01 18:12 UTC | resolved |
| [ActiveCampaign](https://rewindex.com/company/activecampaign.md) | [Increased Platform Latency](https://rewindex.com/company/activecampaign/incidents/4fd308l8zk78.md) | minor | 2021-04-01 18:03 UTC | 2021-04-01 19:09 UTC | resolved |
| [MongoDB Atlas](https://rewindex.com/company/mongodb-atlas.md) | [MongoDB Atlas: Atlas cluster creation and certain healing delays in Azure](https://rewindex.com/company/mongodb-atlas/incidents/v9r41m6rs23x.md) | minor | 2021-04-01 18:31 UTC | 2021-04-02 00:23 UTC | resolved |
| [Confluent](https://rewindex.com/company/confluent.md) | [Some user facing metrics may be missing or under-reported](https://rewindex.com/company/confluent/incidents/pwrbbl2t5n25.md) | minor | 2021-04-01 18:55 UTC | 2021-04-01 21:08 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to United States Cellular Corp Using Toll Free numbers](https://rewindex.com/company/twilio/incidents/vmj1yqkjqpkj.md) | minor | 2021-04-01 19:02 UTC | 2021-04-01 23:06 UTC | resolved |
| [SparkPost](https://rewindex.com/company/sparkpost.md) | [Some subaccounts are intermittently sending through a previously assigned IP Pool](https://rewindex.com/company/sparkpost/incidents/brrpswrnc355.md) | minor | 2021-04-01 20:13 UTC | 2021-04-01 21:26 UTC | resolved |
| [Segment](https://rewindex.com/company/segment.md) | [Personas batch computation failures](https://rewindex.com/company/segment/incidents/gzztjlxj73bf.md) | minor | 2021-04-01 20:45 UTC | 2021-04-01 22:40 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Canada - Bell Mobility via Short Code](https://rewindex.com/company/twilio/incidents/4z6mfc79nxtn.md) | minor | 2021-04-01 21:19 UTC | 2021-04-02 03:03 UTC | resolved |
| [LaunchDarkly](https://rewindex.com/company/launchdarkly.md) | [Data Export delayed to Azure Events Hub](https://rewindex.com/company/launchdarkly/incidents/7t5xk4tbq8v0.md) | minor | 2021-04-01 21:30 UTC | 2021-04-01 21:30 UTC | resolved |
| [v0](https://rewindex.com/company/v0.md) | [Elevated API and Dashboard Error Rates](https://rewindex.com/company/v0/incidents/63yg67n8b5js.md) | minor | 2021-04-01 21:36 UTC | 2021-04-02 02:24 UTC | resolved |
| [Vercel](https://rewindex.com/company/vercel.md) | [Elevated API and Dashboard Error Rates](https://rewindex.com/company/vercel/incidents/63yg67n8b5js.md) | minor | 2021-04-01 21:36 UTC | 2021-04-02 02:24 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue- Bell Canada - CA](https://rewindex.com/company/sinch/incidents/yt5jgj291k42.md) | minor | 2021-04-01 21:40 UTC | 2021-04-02 04:02 UTC | resolved |
| [Gusto](https://rewindex.com/company/gusto.md) | [Users may be experiencing issues with their Gusto Cash accounts.](https://rewindex.com/company/gusto/incidents/cpvd7zkmq3zy.md) | minor | 2021-04-01 22:17 UTC | 2021-04-01 23:10 UTC | resolved |
| [Segment](https://rewindex.com/company/segment.md) | [Elevated app latency and error rate](https://rewindex.com/company/segment/incidents/xq3s73s30q6g.md) | none | 2021-04-01 01:01 UTC | 2021-04-01 02:52 UTC | resolved |
| [Aircall](https://rewindex.com/company/aircall.md) | [Issue on inbound and outbound calls between 5:42 and 5:49 UTC](https://rewindex.com/company/aircall/incidents/14zpc2bs0ltw.md) | none | 2021-04-01 05:45 UTC | 2021-04-01 05:45 UTC | resolved |
| [Squarespace](https://rewindex.com/company/squarespace.md) | [Reports of site not loading](https://rewindex.com/company/squarespace/incidents/zw0ysvdxjvfv.md) | none | 2021-04-01 15:30 UTC | 2021-04-01 15:30 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Dashboard API Incident](https://rewindex.com/company/bandwidth/incidents/y9t9d25yktqd.md) | none | 2021-04-01 16:00 UTC | 2021-04-01 16:00 UTC | resolved |
| [Optimizely](https://rewindex.com/company/optimizely.md) | [DNS Issue](https://rewindex.com/company/optimizely/incidents/vx8gxxy1v1q8.md) | none | 2021-04-01 21:42 UTC | 2021-04-02 02:36 UTC | resolved |
| [Mailgun](https://rewindex.com/company/mailgun.md) | [Domains API endpoint returns 500 for some customers](https://rewindex.com/company/mailgun/incidents/8pd83g54kxxy.md) | none | 2021-04-01 21:48 UTC | 2021-04-02 00:04 UTC | resolved |
| [Confluent](https://rewindex.com/company/confluent.md) | [Widespread Azure Instability and Unavailability](https://rewindex.com/company/confluent/incidents/sb4zc2n0qvqx.md) | none | 2021-04-01 22:15 UTC | 2021-04-02 00:39 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Dashboard API Incident](https://rewindex.com/company/bandwidth/incidents/l4hhpr38lsqc.md) | none | 2021-04-01 23:00 UTC | 2021-04-01 23:00 UTC | resolved |

## Still open from earlier days

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Statuspage](https://rewindex.com/company/statuspage.md) | [Some customers are unable to modify billing of their page.](https://rewindex.com/company/statuspage/incidents/g3vhcyk991bj.md) | minor | 2021-03-29 18:28 UTC | 2021-04-12 04:28 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Operator Notification - M1 Singapore](https://rewindex.com/company/sinch/incidents/6yfgrrz85c59.md) | minor | 2021-03-30 15:02 UTC | 2021-04-07 02:25 UTC | resolved |
| [Plivo](https://rewindex.com/company/plivo.md) | [Call failures on inbound voice towards Brazil phone numbers](https://rewindex.com/company/plivo/incidents/8c931xgxb1q7.md) | minor | 2021-03-31 20:07 UTC | 2021-04-01 16:28 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Report Delays over Canada Bell Mobility Network(302-610)](https://rewindex.com/company/twilio/incidents/0v0l52yk5t2c.md) | minor | 2021-03-31 22:16 UTC | 2021-04-01 02:27 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Delivery Issue- Bell Canada - CA](https://rewindex.com/company/sinch/incidents/r2rcr3blg7wl.md) | minor | 2021-03-31 23:42 UTC | 2021-04-01 04:40 UTC | resolved |

## Maintenance

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Braze](https://rewindex.com/company/braze.md) | [\[Scheduled\] US-03 Database Maintenance](https://rewindex.com/company/braze/incidents/gp6q8tb1xgck.md) | maintenance | 2021-04-01 03:01 UTC | 2021-04-01 05:00 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] Local Market Maintenance - 974 - Rochester, NY](https://rewindex.com/company/bandwidth/incidents/1kyz6z1svxps.md) | maintenance | 2021-04-01 04:00 UTC | 2021-04-01 07:00 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] Local Market Maintenance - Multiple Markets](https://rewindex.com/company/bandwidth/incidents/4g81lpwbrslc.md) | maintenance | 2021-04-01 05:00 UTC | 2021-04-01 11:00 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] DLS Maintenance - LAX Data Center](https://rewindex.com/company/bandwidth/incidents/yv26tkszdrf7.md) | maintenance | 2021-04-01 07:00 UTC | 2021-04-01 13:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Kazakhstan SMS Carrier Maintenance - Tele2](https://rewindex.com/company/twilio/incidents/f5yn9c2cj8fm.md) | maintenance | 2021-04-01 20:00 UTC | 2021-04-01 23:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Kazakhstan SMS Carrier Maintenance - Altel](https://rewindex.com/company/twilio/incidents/fvqtzfl07hq0.md) | maintenance | 2021-04-01 20:00 UTC | 2021-04-01 23:00 UTC | resolved |

## Cite this

41 vendor-reported incidents started on 2021-04-01 (UTC) across 28 vendors, 12 labelled major or critical by the vendor.

- Canonical URL: https://rewindex.com/outages/2021-04-01
- Citation: Rewindex daily outage roundup, “Outages on April 1, 2021” (2021-04-01 00:00 UTC). Archived by Rewindex: https://rewindex.com/outages/2021-04-01 (CC BY 4.0).
- Markdown link: `[Rewindex daily outage roundup: Outages on April 1, 2021 (2021-04-01)](https://rewindex.com/outages/2021-04-01)`


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Canonical: https://rewindex.com/outages/2021-04-01 · Markdown: https://rewindex.com/outages/2021-04-01.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T13:59:17.432Z