# Outages on March 21, 2021 (UTC)

> 10 incidents started on March 21, 2021 (UTC) on the status pages Rewindex archives, 5 labelled major or critical by the vendor (Substack, Box, Scaleway); 9 more were still open from earlier days.

Canonical: https://rewindex.com/outages/2021-03-21
Last updated: 2021-03-22T10:59:00Z

- Incidents started: 10 (major/critical: 5, other: 5) across 7 vendors
- Still open from earlier days: 9 · Maintenance windows: 3 · Detected outage events: 0
- By vendor impact label: critical 1, major 4, minor 5
- Previous day with incidents: [2021-03-20](https://rewindex.com/outages/2021-03-20.md) · Next: [2021-03-22](https://rewindex.com/outages/2021-03-22.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 |
| --- | --- | --- | --- | --- | --- |
| [Substack](https://rewindex.com/company/substack.md) | [Substack publication websites not loading](https://rewindex.com/company/substack/incidents/cf80z60rwp94.md) | critical | 2021-03-21 14:44 UTC | 2021-03-21 17:32 UTC | resolved |
| [Box](https://rewindex.com/company/box.md) | [\[Major\] Issue with Admin Events API](https://rewindex.com/company/box/incidents/461yrk5p8wgt.md) | major | 2021-03-21 00:11 UTC | 2021-03-21 03:34 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[DC3\] RPN DHCP issue - Room 3-3-2](https://rewindex.com/company/scaleway/incidents/2l2swrhv9jyk.md) | major | 2021-03-21 09:16 UTC | 2021-03-21 10:55 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Hosting\] Delivery and creating services stuck](https://rewindex.com/company/scaleway/incidents/2pqxw8zhfw8s.md) | major | 2021-03-21 10:19 UTC | 2021-03-22 10:59 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[DC3\] RPN DHCP issue - Room 3-3-2](https://rewindex.com/company/scaleway/incidents/k4ddrk41czgb.md) | major | 2021-03-21 12:45 UTC | 2021-03-22 10:58 UTC | resolved |
| [Amplitude](https://rewindex.com/company/amplitude.md) | [Major Web Reporting Outage](https://rewindex.com/company/amplitude/incidents/r2768ssb8h5x.md) | minor | 2021-03-21 11:04 UTC | 2021-03-21 11:48 UTC | resolved |
| [Logz.io](https://rewindex.com/company/logz-io.md) | [Log ingestion/API issues in us-east-1 region](https://rewindex.com/company/logz-io/incidents/n9vybg0432yb.md) | minor | 2021-03-21 13:30 UTC | 2021-03-21 13:44 UTC | resolved |
| [ActiveCampaign](https://rewindex.com/company/activecampaign.md) | [ActiveCampaign.com Intermittent Availability](https://rewindex.com/company/activecampaign/incidents/y4jx3qstskcs.md) | minor | 2021-03-21 14:35 UTC | 2021-03-21 21:58 UTC | resolved |
| [Logz.io](https://rewindex.com/company/logz-io.md) | [Log ingestion/API issues in us-east-1 region](https://rewindex.com/company/logz-io/incidents/zy5hcm2ypcmb.md) | minor | 2021-03-21 14:42 UTC | 2021-03-21 15:30 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Failures on Airtel](https://rewindex.com/company/twilio/incidents/x05l5ydrjg5g.md) | minor | 2021-03-21 20:36 UTC | 2021-03-22 05:46 UTC | resolved |

## Still open from earlier days

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Local Market Impairment - LATA: 342 (Marquette, MI)](https://rewindex.com/company/bandwidth/incidents/fkmnngfplk7l.md) | critical | 2021-03-20 16:37 UTC | 2021-03-21 21:56 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Local Market Impairment - LATA:334 (Fort Wayne, IN)](https://rewindex.com/company/bandwidth/incidents/cwvffjk2h9qh.md) | critical | 2021-03-20 16:43 UTC | 2021-03-21 21:55 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [Bandwidth Local Market Impairment - LATA:330 (Evansville, IN)](https://rewindex.com/company/bandwidth/incidents/bqy5q47fnjlj.md) | critical | 2021-03-20 17:35 UTC | 2021-03-21 21:56 UTC | resolved |
| [Heap](https://rewindex.com/company/heap.md) | [Appcues Data Out Integration Sync Latency](https://rewindex.com/company/heap/incidents/l3l1k7vkxcsd.md) | major | 2021-03-17 18:01 UTC | 2021-03-22 20:53 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Webhosting\] cPanel platform unavailability](https://rewindex.com/company/scaleway/incidents/3zzv5h56tmby.md) | major | 2021-03-19 11:59 UTC | 2021-03-21 12:25 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Connectivity Issues - Google Voice and C-Spire US](https://rewindex.com/company/sinch/incidents/27k1dpwtwl84.md) | minor | 2021-03-18 12:56 UTC | 2021-03-22 13:07 UTC | resolved |
| [Plivo](https://rewindex.com/company/plivo.md) | [Delivery delay on inbound SMS/MMS towards multiple regions in US](https://rewindex.com/company/plivo/incidents/hdmsgbnr38l0.md) | minor | 2021-03-20 16:57 UTC | 2021-03-21 22:56 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Bangladesh Banglalink Network](https://rewindex.com/company/twilio/incidents/zv1jd208zbvh.md) | minor | 2021-03-20 20:34 UTC | 2021-03-21 15:08 UTC | resolved |
| [Xero](https://rewindex.com/company/xero.md) | [Scheduled Xero system maintenance](https://rewindex.com/company/xero/incidents/zk86895qshwm.md) | none | 2021-03-19 00:29 UTC | 2021-03-21 07:30 UTC | resolved |

## Maintenance

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Snyk](https://rewindex.com/company/snyk.md) | [\[Scheduled\] Planned maintenance on Snyk.io](https://rewindex.com/company/snyk/incidents/13lscp2qdw1y.md) | maintenance | 2021-03-21 08:02 UTC | 2021-03-21 08:34 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] SMS Carrier Maintenance- SoftBank Japan](https://rewindex.com/company/twilio/incidents/zl3mryjyh2xz.md) | maintenance | 2021-03-21 16:00 UTC | 2021-03-21 21:00 UTC | resolved |
| [Greenhouse](https://rewindex.com/company/greenhouse.md) | [\[Scheduled\] Greenhouse Recruiting Silo 2 and 3 maintenance](https://rewindex.com/company/greenhouse/incidents/gmvt2yhwsg5t.md) | maintenance | 2021-03-21 17:41 UTC | 2021-03-21 18:56 UTC | resolved |

## Cite this

10 vendor-reported incidents started on 2021-03-21 (UTC) across 7 vendors, 5 labelled major or critical by the vendor.

- Canonical URL: https://rewindex.com/outages/2021-03-21
- Citation: Rewindex daily outage roundup, “Outages on March 21, 2021” (2021-03-21 00:00 UTC). Archived by Rewindex: https://rewindex.com/outages/2021-03-21 (CC BY 4.0).
- Markdown link: `[Rewindex daily outage roundup: Outages on March 21, 2021 (2021-03-21)](https://rewindex.com/outages/2021-03-21)`


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Canonical: https://rewindex.com/outages/2021-03-21 · Markdown: https://rewindex.com/outages/2021-03-21.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T21:10:13.029Z