# Outages on October 28, 2021 (UTC)

> 41 incidents started on October 28, 2021 (UTC) on the status pages Rewindex archives, 15 labelled major or critical by the vendor (MessageBird (Bird), Bandwidth, SparkPost); 6 more were still open from earlier days.

Canonical: https://rewindex.com/outages/2021-10-28
Last updated: 2021-11-04T10:49:00Z

- Incidents started: 41 (major/critical: 15, other: 26) across 30 vendors
- Still open from earlier days: 6 · Maintenance windows: 24 · Detected outage events: 0
- By vendor impact label: critical 4, major 11, minor 21, none 5
- Previous day with incidents: [2021-10-27](https://rewindex.com/outages/2021-10-27.md) · Next: [2021-10-29](https://rewindex.com/outages/2021-10-29.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 |
| --- | --- | --- | --- | --- | --- |
| [MessageBird (Bird)](https://rewindex.com/company/messagebird-bird.md) | [Inbox is unavailable](https://rewindex.com/company/messagebird-bird/incidents/6yt09103ys0t.md) | critical | 2021-10-28 13:51 UTC | 2021-10-28 14:58 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [BWI Portal Downtime](https://rewindex.com/company/bandwidth/incidents/m6z7xwcwdtzs.md) | critical | 2021-10-28 15:35 UTC | 2021-10-28 18:16 UTC | resolved |
| [SparkPost](https://rewindex.com/company/sparkpost.md) | [Outbound message delivery is delayed/slow for SparkPost and SparkPost Enterprise customers (US hosted only)](https://rewindex.com/company/sparkpost/incidents/bwl8dr6gwmts.md) | critical | 2021-10-28 16:56 UTC | 2021-10-29 01:59 UTC | resolved |
| [Smartsheet](https://rewindex.com/company/smartsheet.md) | [App generated emails delayed.](https://rewindex.com/company/smartsheet/incidents/myc1kbrc8jhx.md) | critical | 2021-10-28 18:31 UTC | 2021-10-28 21:33 UTC | resolved |
| [Confluence](https://rewindex.com/company/confluence.md) | [Confluence pages that include excerpt include macro shows loading error](https://rewindex.com/company/confluence/incidents/pv6w51zqr29x.md) | major | 2021-10-28 07:47 UTC | 2021-10-28 10:56 UTC | resolved |
| [MessageBird (Bird)](https://rewindex.com/company/messagebird-bird.md) | [Conversations API small subset of traffic having retrieving  and sending messages failures](https://rewindex.com/company/messagebird-bird/incidents/4bj8wwcnk8p1.md) | major | 2021-10-28 14:16 UTC | 2021-10-28 17:30 UTC | resolved |
| [Snowflake](https://rewindex.com/company/snowflake.md) | [AZURE - West Europe (Netherlands): MI-20211028](https://rewindex.com/company/snowflake/incidents/vxhbjll1p5yv.md) | major | 2021-10-28 15:17 UTC | 2021-10-28 18:00 UTC | resolved |
| [Dropbox](https://rewindex.com/company/dropbox.md) | [Dropbox may be unavailable for some users](https://rewindex.com/company/dropbox/incidents/6m34m22wv3sm.md) | major | 2021-10-28 15:18 UTC | 2021-10-28 17:22 UTC | resolved |
| [HubSpot](https://rewindex.com/company/hubspot.md) | [Sidebars on contact records were unavailable for some customers between 10:45 AM and 11:15 AM ET](https://rewindex.com/company/hubspot/incidents/bmwkz70nymrr.md) | major | 2021-10-28 15:41 UTC | 2021-10-28 15:41 UTC | resolved |
| [Substack](https://rewindex.com/company/substack.md) | [Partial site outage](https://rewindex.com/company/substack/incidents/6q6mcsv3b5wh.md) | major | 2021-10-28 17:35 UTC | 2021-10-28 18:32 UTC | resolved |
| [Mezmo](https://rewindex.com/company/mezmo.md) | [Emails Are Not Being Sent](https://rewindex.com/company/mezmo/incidents/j2b1kw83yf1d.md) | major | 2021-10-28 18:13 UTC | 2021-10-28 23:22 UTC | postmortem |
| [SurveyMonkey](https://rewindex.com/company/surveymonkey.md) | [Outbound emails not being delivered](https://rewindex.com/company/surveymonkey/incidents/4xwm162d4c2x.md) | major | 2021-10-28 18:51 UTC | 2021-10-29 00:25 UTC | resolved |
| [LaunchDarkly](https://rewindex.com/company/launchdarkly.md) | [Application returning 503s](https://rewindex.com/company/launchdarkly/incidents/g7bll1g8z1vs.md) | major | 2021-10-28 20:52 UTC | 2021-10-28 20:52 UTC | resolved |
| [Retool](https://rewindex.com/company/retool.md) | [Elevated query latency](https://rewindex.com/company/retool/incidents/h3szls7c6vqs.md) | major | 2021-10-28 21:57 UTC | 2021-10-28 23:24 UTC | resolved |
| [Xero](https://rewindex.com/company/xero.md) | [Issue affecting customers using the Find Your Bank search field in Xero.](https://rewindex.com/company/xero/incidents/khmkc4k19d25.md) | major | 2021-10-28 22:47 UTC | 2021-10-29 02:09 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Report Delays to US Verizon from A Subset of Short Codes](https://rewindex.com/company/twilio/incidents/k71v9pvrgdtz.md) | minor | 2021-10-28 06:44 UTC | 2021-10-28 10:21 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[DEDIBOX\] DC3 Room 4-6 Rack B9 unstable](https://rewindex.com/company/scaleway/incidents/8x4gw5lkcffz.md) | minor | 2021-10-28 09:18 UTC | 2021-10-28 09:56 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [Programmable Wireless SIMs May Experience Connectivity Issues With SK Telekom In South Korea](https://rewindex.com/company/twilio/incidents/03mcsxmtvv2h.md) | minor | 2021-10-28 10:03 UTC | 2021-10-30 22:48 UTC | resolved |
| [Aircall](https://rewindex.com/company/aircall.md) | [SMS: delays in conversations history updates](https://rewindex.com/company/aircall/incidents/78w8dk2qtkfw.md) | minor | 2021-10-28 10:44 UTC | 2021-10-28 14:04 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Webhosting\] PHP 5.6 configuration issue](https://rewindex.com/company/scaleway/incidents/2ms3y036fxkb.md) | minor | 2021-10-28 10:49 UTC | 2021-11-12 15:44 UTC | resolved |
| [LaunchDarkly](https://rewindex.com/company/launchdarkly.md) | [Elevated error rates on code references, features workflows and OAuth routes](https://rewindex.com/company/launchdarkly/incidents/c10q2s66wxmv.md) | minor | 2021-10-28 14:52 UTC | 2021-10-28 16:28 UTC | resolved |
| [Jupyter (Anaconda)](https://rewindex.com/company/jupyter-anaconda.md) | [Infrastructure modification to AWS security group](https://rewindex.com/company/jupyter-anaconda/incidents/98cm5py748lh.md) | minor | 2021-10-28 15:00 UTC | 2021-10-28 15:00 UTC | resolved |
| [Contentful](https://rewindex.com/company/contentful.md) | [Errors on the Content Management API (CMA)](https://rewindex.com/company/contentful/incidents/88b088t9h5wg.md) | minor | 2021-10-28 15:16 UTC | 2021-10-28 16:07 UTC | resolved |
| [Bunny.net](https://rewindex.com/company/bunny-net.md) | [Fetch API Intermittent Errors](https://rewindex.com/company/bunny-net/incidents/777n1hgy6c0p.md) | minor | 2021-10-28 15:53 UTC | 2021-10-28 16:10 UTC | resolved |
| [Bitrise](https://rewindex.com/company/bitrise.md) | [Increased queue time on the Xcode 13.0 stack](https://rewindex.com/company/bitrise/incidents/n6m7yt10k139.md) | minor | 2021-10-28 17:34 UTC | 2021-10-28 19:10 UTC | resolved |
| [Netlify](https://rewindex.com/company/netlify.md) | [Delay in Builds](https://rewindex.com/company/netlify/incidents/8brfbq9jmx91.md) | minor | 2021-10-28 17:45 UTC | 2021-10-28 19:09 UTC | resolved |
| [Braze](https://rewindex.com/company/braze.md) | [Email sending delays for Sparkpost customers](https://rewindex.com/company/braze/incidents/f1b79w8m7jsb.md) | minor | 2021-10-28 18:03 UTC | 2021-10-28 20:48 UTC | resolved |
| [Confluence](https://rewindex.com/company/confluence.md) | [Delayed Email Notifications](https://rewindex.com/company/confluence/incidents/777gcxbg6vhg.md) | minor | 2021-10-28 18:39 UTC | 2021-10-29 02:30 UTC | resolved |
| [Jira](https://rewindex.com/company/jira.md) | [Delayed Email Notifications](https://rewindex.com/company/jira/incidents/xtyyqz696jxw.md) | minor | 2021-10-28 18:39 UTC | 2021-10-29 02:30 UTC | resolved |
| [Bitbucket](https://rewindex.com/company/bitbucket.md) | [Delayed Email Notifications](https://rewindex.com/company/bitbucket/incidents/r0sbkfb70003.md) | minor | 2021-10-28 18:39 UTC | 2021-10-29 02:30 UTC | resolved |
| [Iterable](https://rewindex.com/company/iterable.md) | [Email sends delayed](https://rewindex.com/company/iterable/incidents/fht3724wdm6q.md) | minor | 2021-10-28 18:45 UTC | 2021-10-28 23:55 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Germany - Vodafone](https://rewindex.com/company/twilio/incidents/2ztwl9fkxzzz.md) | minor | 2021-10-28 19:13 UTC | 2021-10-29 02:45 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365\| Enterprise Messaging \| Delay in delivery of DLR traffic \| TT\# MNOC-34367](https://rewindex.com/company/sinch/incidents/h7bszlls9k3m.md) | minor | 2021-10-28 19:40 UTC | 2021-10-28 23:25 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [Delivery issues - Vodafone Egypt and Vodafone Germany](https://rewindex.com/company/sinch/incidents/6z1tqcv33rph.md) | minor | 2021-10-28 19:51 UTC | 2021-10-29 20:17 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [SMS Delivery Delays to Tanzania Vodacom Network](https://rewindex.com/company/twilio/incidents/vfj1h4gzdq8z.md) | minor | 2021-10-28 20:46 UTC | 2021-10-28 23:15 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 \| Enterprise Messaging \| Delay in delivery of MO, MT and DLR towards multiple Vodafone destinations](https://rewindex.com/company/sinch/incidents/60j71hw9vld1.md) | minor | 2021-10-28 21:16 UTC | 2021-10-29 00:20 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 \| Enterprise Messaging \| Delay in delivery of MO, MT and DLR Traffic towards SaskTel in Canada](https://rewindex.com/company/sinch/incidents/9x91xhjfs64s.md) | none | 2021-10-28 07:09 UTC | 2021-10-28 11:53 UTC | resolved |
| [Canva](https://rewindex.com/company/canva.md) | [Users in Southeast Asia might experience issues viewing image thumbnails on the editor, downloading designs and accessing the Help Center Page.](https://rewindex.com/company/canva/incidents/yfd8xcrk7g5s.md) | none | 2021-10-28 11:41 UTC | 2021-10-28 13:09 UTC | resolved |
| [Heap](https://rewindex.com/company/heap.md) | [Temporary Data Latency](https://rewindex.com/company/heap/incidents/g3t21fmdgddx.md) | none | 2021-10-28 16:43 UTC | 2021-10-29 07:37 UTC | resolved |
| [Trello](https://rewindex.com/company/trello.md) | [Delayed Email Notifications](https://rewindex.com/company/trello/incidents/nf6d2009ny41.md) | none | 2021-10-28 18:39 UTC | 2021-10-29 02:30 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [DI MMS 365 - MM7 \| Enterprise Messaging \| Delay in delivery of Multimedia messages \| TT\# MNOC-34364](https://rewindex.com/company/sinch/incidents/py52nh3c72fz.md) | none | 2021-10-28 19:15 UTC | 2021-10-28 23:43 UTC | resolved |

## Still open from earlier days

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Webhosting\] cPanel platform issue](https://rewindex.com/company/scaleway/incidents/cfq20wmpzfwt.md) | major | 2021-10-27 07:49 UTC | 2021-11-02 11:20 UTC | resolved |
| [CircleCI](https://rewindex.com/company/circleci.md) | [VMs failing to be created](https://rewindex.com/company/circleci/incidents/f53yf2pqwks0.md) | major | 2021-10-27 17:50 UTC | 2021-10-28 01:16 UTC | resolved |
| [Gorgias](https://rewindex.com/company/gorgias.md) | [Instagram comments not received in Gorgias for some Instagram accounts.](https://rewindex.com/company/gorgias/incidents/fmy031z9y03c.md) | minor | 2021-10-26 15:57 UTC | 2021-11-11 16:50 UTC | resolved |
| [Lever](https://rewindex.com/company/lever.md) | [Stale data in Visual Insights](https://rewindex.com/company/lever/incidents/rfxpskrz2xgp.md) | minor | 2021-10-26 17:42 UTC | 2021-11-08 17:59 UTC | resolved |
| [SparkPost](https://rewindex.com/company/sparkpost.md) | [Outbound message delivery is delayed/slow to certain domains for some SparkPost and SparkPost Enterprise customers](https://rewindex.com/company/sparkpost/incidents/m2qfgrmwvtp0.md) | minor | 2021-10-27 21:27 UTC | 2021-10-29 02:02 UTC | resolved |
| [Aircall](https://rewindex.com/company/aircall.md) | [SMS Not Working As Intended](https://rewindex.com/company/aircall/incidents/t4f620clw3jr.md) | minor | 2021-10-27 22:01 UTC | 2021-10-28 08:46 UTC | resolved |

## Maintenance

| Vendor | Incident | Impact (vendor label) | Started (UTC) | Resolved (UTC) | Status |
| --- | --- | --- | --- | --- | --- |
| [Plivo](https://rewindex.com/company/plivo.md) | [\[Scheduled\] Scheduled Maintenance : Service degradation on Inbound/Outbound Toll-Free SMS/MMS towards US & Canada phone numbers](https://rewindex.com/company/plivo/incidents/lt5pd60n28pg.md) | maintenance | 2021-10-28 03:00 UTC | 2021-10-28 06:59 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] External Maintenance - Toll-Free Number Provider](https://rewindex.com/company/sinch/incidents/r0sxrkrn9h3h.md) | maintenance | 2021-10-28 03:00 UTC | 2021-10-28 07:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] US and Canada SMS and MMS Carrier Partner Maintenance](https://rewindex.com/company/twilio/incidents/ww8nv06nylwy.md) | maintenance | 2021-10-28 03:00 UTC | 2021-10-28 06:59 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Mexico SMS Carrier Maintenance - Telcel Mexico](https://rewindex.com/company/twilio/incidents/zwhbdmy25x3d.md) | maintenance | 2021-10-28 03:00 UTC | 2021-10-28 06:30 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] Messaging Maintenance - Toll Free SMS/MMS](https://rewindex.com/company/bandwidth/incidents/dq6tq7r9knf7.md) | maintenance | 2021-10-28 03:01 UTC | 2021-10-28 07:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] Chile SMS Carrier Maintenance - Entel PCS](https://rewindex.com/company/twilio/incidents/m2krds3t9d2m.md) | maintenance | 2021-10-28 03:30 UTC | 2021-10-28 07:00 UTC | resolved |
| [Plivo](https://rewindex.com/company/plivo.md) | [\[Scheduled\] Scheduled Maintenance : Service degradation on Inbound/Outbound Toll-Free SMS towards US & Canada phone numbers](https://rewindex.com/company/plivo/incidents/s4snh36mcfg2.md) | maintenance | 2021-10-28 04:00 UTC | 2021-10-28 06:59 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] External Maintenance - (Sprint- US)](https://rewindex.com/company/sinch/incidents/hly3zgn2tv9k.md) | maintenance | 2021-10-28 04:00 UTC | 2021-10-28 07:00 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] US Toll-Free SMS Carrier Partner Maintenance](https://rewindex.com/company/twilio/incidents/88986cld3qft.md) | maintenance | 2021-10-28 04:00 UTC | 2021-10-28 06:59 UTC | resolved |
| [Bandwidth](https://rewindex.com/company/bandwidth.md) | [\[Scheduled\] Messaging Maintenance - SMS](https://rewindex.com/company/bandwidth/incidents/wtdxt0wxdtqx.md) | maintenance | 2021-10-28 04:01 UTC | 2021-10-28 11:00 UTC | resolved |
| [imgix](https://rewindex.com/company/imgix.md) | [\[Scheduled\] Scheduled infrastructure upgrade](https://rewindex.com/company/imgix/incidents/0bq80l1s2wd9.md) | maintenance | 2021-10-28 04:09 UTC | 2021-10-28 04:09 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [DI SMS 365 \| Enterprise Messaging \| Delay in delivery of MO, MT and DLR towards one of our partners in Mexico](https://rewindex.com/company/sinch/incidents/8xwjg0dd682f.md) | maintenance | 2021-10-28 04:32 UTC | 2021-10-28 06:16 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] Customer Portal routine maintenance](https://rewindex.com/company/sinch/incidents/5833l92hrr2m.md) | maintenance | 2021-10-28 05:01 UTC | 2021-10-28 07:00 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] DI SMS 365 \| Enterprise Messaging \| SDI to Sinch NRJ Mobile France Migration](https://rewindex.com/company/sinch/incidents/0x7h9n8t61cw.md) | maintenance | 2021-10-28 06:31 UTC | 2021-10-28 08:30 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Scheduled\] \[DC5\] Scheduled maintenance Room 1 - Rack B7](https://rewindex.com/company/scaleway/incidents/l177j9nzffkz.md) | maintenance | 2021-10-28 07:00 UTC | 2021-10-28 07:15 UTC | resolved |
| [MessageBird (Bird)](https://rewindex.com/company/messagebird-bird.md) | [\[Scheduled\] Maintenance on smpp01.messagebird.com](https://rewindex.com/company/messagebird-bird/incidents/h2v49n3mktfk.md) | maintenance | 2021-10-28 08:00 UTC | 2021-10-28 08:14 UTC | resolved |
| [Linode (Akamai)](https://rewindex.com/company/linode-akamai.md) | [\[Scheduled\] Scheduled Backups Maintenance - EU-West (London)](https://rewindex.com/company/linode-akamai/incidents/2dh6sr2hnpwx.md) | maintenance | 2021-10-28 08:01 UTC | 2021-10-28 16:00 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] \[Updated SSL Certificate Installation\] xml001.us.mblox.com - US](https://rewindex.com/company/sinch/incidents/qk01bv94dqt6.md) | maintenance | 2021-10-28 09:01 UTC | 2021-10-28 11:00 UTC | resolved |
| [Ashby](https://rewindex.com/company/ashby.md) | [\[Scheduled\] Infrastructure Maintenance](https://rewindex.com/company/ashby/incidents/11jzd0gbhrcy.md) | maintenance | 2021-10-28 09:01 UTC | 2021-10-28 09:13 UTC | resolved |
| [Sinch](https://rewindex.com/company/sinch.md) | [\[Scheduled\] Sinch Maintenance Notification on our AU and BR sites loadbalancers](https://rewindex.com/company/sinch/incidents/4r4vrjht3j0x.md) | maintenance | 2021-10-28 15:01 UTC | 2021-10-28 16:00 UTC | resolved |
| [Scaleway](https://rewindex.com/company/scaleway.md) | [\[Scheduled\] \[DC2\] Rack A14 - Public switch emergency maintenance](https://rewindex.com/company/scaleway/incidents/rdd08vqy2pzb.md) | maintenance | 2021-10-28 15:03 UTC | 2021-10-29 08:30 UTC | resolved |
| [Dropbox Sign](https://rewindex.com/company/dropbox-sign.md) | [\[Scheduled\] HelloWorks Product Update](https://rewindex.com/company/dropbox-sign/incidents/fv2n93mxfbxx.md) | maintenance | 2021-10-28 17:03 UTC | 2021-10-28 19:01 UTC | resolved |
| [Twilio](https://rewindex.com/company/twilio.md) | [\[Scheduled\] UK SMS Carrier Maintenance - Vodafone](https://rewindex.com/company/twilio/incidents/q1jwtpnwlg83.md) | maintenance | 2021-10-28 21:00 UTC | 2021-10-29 07:00 UTC | resolved |
| [Linode (Akamai)](https://rewindex.com/company/linode-akamai.md) | [\[Scheduled\] Emergency Network Maintenance - EU-Central (Frankfurt)](https://rewindex.com/company/linode-akamai/incidents/n4ym68kq8qkh.md) | maintenance | 2021-10-28 22:00 UTC | 2021-10-28 23:30 UTC | resolved |

## Cite this

41 vendor-reported incidents started on 2021-10-28 (UTC) across 30 vendors, 15 labelled major or critical by the vendor.

- Canonical URL: https://rewindex.com/outages/2021-10-28
- Citation: Rewindex daily outage roundup, “Outages on October 28, 2021” (2021-10-28 00:00 UTC). Archived by Rewindex: https://rewindex.com/outages/2021-10-28 (CC BY 4.0).
- Markdown link: `[Rewindex daily outage roundup: Outages on October 28, 2021 (2021-10-28)](https://rewindex.com/outages/2021-10-28)`


---
Canonical: https://rewindex.com/outages/2021-10-28 · Markdown: https://rewindex.com/outages/2021-10-28.md · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-05T17:17:07.022Z