# Ably

- Domain: ably.com · Category: devtools
- Status page: https://status.ably.com (polled every 10 minutes; now operational)
- Incidents archived: 50 (13 major/critical, 2 maintenances), history since 2022-10-20
- Last 90 days: 6 incidents; open now: 0
- Silently edited or deleted incidents: 0

## Incidents by year

| Year | Incidents | Major/critical | Maintenance | Median duration |
| --- | --- | --- | --- | --- |
| 2022 | 1 | 0 | 0 | ongoing |
| 2023 | 8 | 3 | 0 | ongoing |
| 2024 | 22 | 2 | 0 | 39 min |
| 2025 | 10 | 4 | 0 | 35 min |
| 2026 | 9 | 4 | 2 | 12 min |

## Recent notable changes

| When (UTC) | Change | Summary |
| --- | --- | --- |
| 2026-10-01 15:36 UTC | [Major incident: Elevated API Errors](https://rewindex.com/change/ib78eaacf25bae6.md) | Ably reported a major DDoS incident causing token-request errors across all Ably Realtime regions (503 responses) and intermittent ably.com unavailability. Recorded start: 2026-10-01 15:36 UTC; duration: 26 min, with token errors lasting approximately six minutes. Ably restored token-request service by increasing capacity and added targeted traffic-blocking and rate-limiting rules. |
| 2026-09-07 11:25 UTC | [Major incident: Ably documentation pages - ably.com/docs](https://rewindex.com/change/i9711157a4c6882.md) | Ably reported a major outage affecting access to documentation at ably.com/docs from 2026-09-07 11:25 UTC to 2026-09-07 11:32 UTC, lasting 7 min. Realtime services were unaffected; a fix was implemented at 11:28 UTC, and the incident was resolved. |
| 2026-08-20 19:07 UTC | [Major incident: Elevated Error Rate in ap-southeast-1](https://rewindex.com/change/i9f47ba8d583e4c.md) | Ably reported a major incident with elevated errors in ap-southeast-1, affecting Ably Pub/Sub - Asia-Pacific (Singapore) and Asia-Pacific (Singapore). It started at 2026-08-20 19:07 UTC and was resolved at 2026-08-20 19:10 UTC; the computed duration was 2 min. No cause or fix was stated. |
| 2026-02-14 05:57 UTC | [Major incident: Elevated Attach Error Rate in eu-west-1](https://rewindex.com/change/i3e66dbf947e231.md) | pending |
| 2025-12-05 08:59 UTC | [Critical incident: Ably website, customer dashboard & Control API issues](https://rewindex.com/change/ifa1536f2b4f42a.md) | pending |
| 2025-10-29 08:57 UTC | [Major incident: Webhook delivery failures](https://rewindex.com/change/i64e58a0045c801.md) | pending |
| 2025-10-09 14:10 UTC | [Major incident: Ably website, customer dashboard & Control API issues](https://rewindex.com/change/i54e1b8172576e9.md) | pending |
| 2025-08-13 12:47 UTC | [Major incident: Elevated Realtime errors in EU regions](https://rewindex.com/change/id026f35819ea9c.md) | pending |
| 2024-08-09 13:40 UTC | [Major incident: Issue with Ably Queues in eu-west-1](https://rewindex.com/change/i314e1cc5d02ce7.md) | pending |
| 2024-07-09 10:23 UTC | [Major incident: Planned maintenance for ably.com and control.ably.net](https://rewindex.com/change/i45c50858df47f7.md) | pending |

Full timeline: [Ably changes](https://rewindex.com/company/ably/changes.md)
## Silent edits and deletions

_None._

## Page change history

| Page | URL | Versions | Last changed (UTC) | History |
| --- | --- | --- | --- | --- |
| Privacy policy | [https://ably.com/privacy](https://ably.com/privacy) | 1 | 2026-10-17 |  |
| Terms of service | [https://ably.com/terms](https://ably.com/terms) | 1 | 2026-10-17 |  |
| Pricing | [https://ably.com/pricing](https://ably.com/pricing) | 1 | 2026-10-17 |  |

_No page changes since the first snapshot._

## Latest 50 incidents

| Started (UTC) | Incident | Impact | Duration | Edited |
| --- | --- | --- | --- | --- |
| 2026-10-16 13:00 UTC | [MongoDB ingress rule issues](https://stspg.io/smv7qnt3c05x) | none | 0 min |  |
| 2026-10-01 15:36 UTC | [Elevated API Errors](https://stspg.io/v5stt2xyrp3f) | major | 27 min |  |
| 2026-09-07 11:25 UTC | [Ably documentation pages - ably.com/docs](https://stspg.io/1sy4h3lcnqzw) | major | 7 min |  |
| 2026-08-28 12:08 UTC | [Elevated API Errors - LiveObjects](https://stspg.io/2qd0y383msxx) | minor | 1.4 h |  |
| 2026-08-20 19:29 UTC | [Elevated Errors in ap-southeast-1](https://stspg.io/br26358y47tp) | minor | 55 min |  |
| 2026-08-20 19:07 UTC | [Elevated Error Rate in ap-southeast-1](https://stspg.io/2n6lxzklnxnr) | major | 3 min |  |
| 2026-02-17 10:19 UTC | [Elevated realtime publish error rate in ap-southeast-1](https://stspg.io/zsh0d2n2pz5n) | minor | 12 min |  |
| 2026-02-14 05:57 UTC | [Elevated Attach Error Rate in eu-west-1](https://stspg.io/dnt6hh9lqnkt) | major | 8 min |  |
| 2026-01-21 18:11 UTC | [SMS based 2FA is currently unavailable](https://stspg.io/hxpry77qjfn5) | minor | 1.7 h |  |
| 2025-12-11 18:36 UTC | [Push delivery errors for messages published in ap-southeast-2](https://stspg.io/44gp95gn2659) | none | 24 min |  |
| 2025-12-05 08:59 UTC | [Ably website, customer dashboard & Control API issues](https://stspg.io/180y0mnsxmg5) | critical | 19 min |  |
| 2025-11-25 11:38 UTC | [High pusher, pubnub and mqtt adaptor error rate](https://stspg.io/vn07fmlxxx18) | minor | 33 min |  |
| 2025-10-29 08:57 UTC | [Webhook delivery failures](https://stspg.io/jpg5909h9ydt) | major | 45 min |  |
| 2025-10-09 14:10 UTC | [Ably website, customer dashboard & Control API issues](https://stspg.io/mlcmvkx2fgvb) | major | 0 min |  |
| 2025-08-13 12:47 UTC | [Elevated Realtime errors in EU regions](https://stspg.io/wp302vjbyfn7) | major | 38 min |  |
| 2025-07-18 14:58 UTC | [Elevated Realtime Publish Errors - eu-west-1](https://stspg.io/h0qy8xb7p4vb) | minor | 41 min |  |
| 2025-06-03 05:41 UTC | [Elevated Errors in us-east-1](https://stspg.io/8ywrxq26nzfl) | minor | 0 min |  |
| 2025-05-09 18:00 UTC | [Elevated Push Notification Error Rate](https://stspg.io/d07c35c82z45) | minor | 2.9 h |  |
| 2025-02-17 02:56 UTC | [Elevated error rates for some applications in us-east-2](https://stspg.io/w8lhwng8151j) | none | 14 min |  |
| 2024-11-05 10:41 UTC | [Some ingress integration rules not running in eu-central-1](https://stspg.io/mvw1pj0nj3bp) | none | 3.3 h |  |
| 2024-10-21 13:47 UTC | [Elevated channel attach failure rates in ap-southeast-2](https://stspg.io/41bmz9qn2vxq) | minor | 20 min |  |
| 2024-10-11 10:12 UTC | [Occasional anomalously-high \`messages.inbound.rest.messages.refused\` stat when a rest publish is refused](https://stspg.io/ztqw94pgbg6q) | none | 2.1 h |  |
| 2024-10-08 15:10 UTC | [Elevated rates of 502 responses](https://stspg.io/2z4tm064fxk0) | minor | 1.4 h |  |
| 2024-10-01 13:05 UTC | [Some SSE connections disconnected and reconnected every 30s](https://stspg.io/g1ym0y8p9nwp) | none | 0 min |  |
| 2024-09-24 17:35 UTC | [Inaccurate day and month stats aggregates since 8th September](https://stspg.io/wfhhvlft8tmc) | minor | 25 h |  |
| 2024-09-17 18:21 UTC | [Ably.com (Website Only) intermittent connection issues](https://stspg.io/pxy877fy6dvb) | minor | 46 min |  |
| 2024-09-17 15:00 UTC | [Increased latency in Europe (Ireland) Realtime endpoints](https://stspg.io/dbttqjdfrybg) | minor | 0 min |  |
| 2024-08-29 09:41 UTC | [Push notification and queue delivery issues](https://stspg.io/bk941qk3h3xz) | minor | 32 min |  |
| 2024-08-22 22:57 UTC | [brief partial network partition between us-east-1 and eu-central-1](https://stspg.io/q3pgp7188bcb) | none | 0 min |  |
| 2024-08-20 19:17 UTC | [Transient network partition between eu-central-1 and US datacenters](https://stspg.io/j3hqw4rlgp70) | none | 0 min |  |
| 2024-08-12 14:08 UTC | [Transient netsplit in us-east-2 leading to protracted netsplit for a few channels](https://stspg.io/ch1qm77313qt) | none | 0 min |  |
| 2024-08-09 13:40 UTC | [Issue with Ably Queues in eu-west-1](https://stspg.io/fgkqpyk0dkck) | major | 4 min |  |
| 2024-07-09 10:41 UTC | [Unnecessary leave and immediate re-enter events since Tuesday](https://stspg.io/dz7s4c6dlhhp) | minor | -866981 min |  |
| 2024-07-09 10:39 UTC | [Ably.com website and control API disruption](https://stspg.io/jfhgqcltvqft) | minor | -734520 min |  |
| 2024-07-09 10:37 UTC | [Ably.com website and control API disruption](https://stspg.io/r5l1cqbtzcd6) | minor | -734355 min |  |
| 2024-07-09 10:36 UTC | [Elevated 502 error rate 15:40 and 17:40 UTC](https://stspg.io/fqqlf2bqqnk4) | minor | -685117 min |  |
| 2024-07-09 10:24 UTC | [Elevated error rates in eu-central-1](https://stspg.io/cbfhg9dz1p0p) | minor | -379158 min |  |
| 2024-07-09 10:23 UTC | [Planned maintenance for ably.com and control.ably.net](https://stspg.io/mxwsgfvnxqlx) | major | -161423 min |  |
| 2024-07-09 10:22 UTC | [Intermittent issues affecting ably.com](https://stspg.io/3qg8gsc8spnq) | minor | -161048 min |  |
| 2024-06-18 13:24 UTC | [Elevated 5xx error rate for connection creation in us-east-1](https://stspg.io/n6m2g9kv0tby) | minor | 0 min |  |
| 2024-05-08 08:30 UTC | [Push notification delivery issues](https://stspg.io/w7c4c58k6wws) | minor | 0 min |  |
| 2023-10-06 15:31 UTC | [ably.com website, blog and control API down](https://stspg.io/qms3d2h24lb9) | major | 0 min |  |
| 2023-09-28 18:50 UTC | [Network issues for reactor queues in us-east-1](https://stspg.io/v4tl12skwwry) | minor | 0 min |  |
| 2023-09-27 18:09 UTC | [ably.com and support.ably.com down](https://stspg.io/3sjwtry8qwqx) | major | 0 min |  |
| 2023-09-01 15:18 UTC | [Timeouts and High Latencies Across All Regions](https://stspg.io/yxzkk9562h79) | major | 0 min |  |
| 2023-07-19 10:35 UTC | [Problems with US-only routing policies](https://stspg.io/wbry4cjjpgn6) | minor | 0 min |  |
| 2023-07-10 11:30 UTC | [EU Only Endpoint Issues](https://stspg.io/cz6kfqsgsyhb) | minor | 0 min |  |
| 2023-05-03 16:33 UTC | [Issues with unbatched webhook and other service integration creation and delivery](https://stspg.io/6905hrl8mzl7) | minor | 0 min |  |
| 2023-01-26 00:10 UTC | [Possible reachability issues to us-east-2 ohio](https://stspg.io/qv1qvw0qg55q) | minor | 0 min |  |
| 2022-10-20 10:36 UTC | [Elevated errors across multiple regions](https://stspg.io/jpvsq55px4mx) | minor | 0 min |  |


## Charts

### Chart data: Ably status incidents per year
Grey: all non-maintenance incidents. Orange: major or critical. Years before Oct 2026 come from the vendor’s own status history.

| Year | Incidents | Major/critical |
| --- | --- | --- |
| 2022 | 1 | 0 |
| 2023 | 8 | 3 |
| 2024 | 22 | 2 |
| 2025 | 10 | 4 |
| 2026 | 9 | 4 |

### Chart data: Incidents per month, last 36 months
By impact as reported by the vendor. Maintenance excluded.

| Month | Impact | Incidents |
| --- | --- | --- |
| 2023-10 | major | 1 |
| 2024-05 | minor | 1 |
| 2024-06 | minor | 1 |
| 2024-07 | major | 1 |
| 2024-07 | minor | 6 |
| 2024-08 | major | 1 |
| 2024-08 | minor | 1 |
| 2024-08 | none | 3 |
| 2024-09 | minor | 3 |
| 2024-10 | minor | 2 |
| 2024-10 | none | 2 |
| 2024-11 | none | 1 |
| 2025-02 | none | 1 |
| 2025-05 | minor | 1 |
| 2025-06 | minor | 1 |
| 2025-07 | minor | 1 |
| 2025-08 | major | 1 |
| 2025-10 | major | 2 |
| 2025-11 | minor | 1 |
| 2025-12 | critical | 1 |
| 2025-12 | none | 1 |
| 2026-01 | minor | 1 |
| 2026-02 | major | 1 |
| 2026-02 | minor | 1 |
| 2026-08 | major | 1 |
| 2026-08 | minor | 2 |
| 2026-09 | major | 1 |
| 2026-10 | major | 1 |
| 2026-10 | none | 1 |

### Chart data: Page snapshot history
One dot per archived version. Grey = first archived (baseline), orange = text changed.

| Date | Page | Change |
| --- | --- | --- |
| 2026-10-17 | Pricing | baseline |
| 2026-10-17 | Privacy policy | baseline |
| 2026-10-17 | Terms of service | baseline |

---
Canonical: https://rewindex.com/company/ably · Markdown: https://rewindex.com/company/ably.md · JSON: https://rewindex.com/api/v1/companies/ably · Generated 2026-10-17T23:36:46.238Z