# The Down Index, 2026-W18

The week's worst incidents, scored 0-100 (impact 30, breadth 20, duration 15, reach 20, acknowledgement 15). [Methodology](https://down.guide/rankings/methodology).

1. **73** Anthropic: [claude.ai and API unavailable](https://down.guide/anthropic/DWN-2c5b4f275f) (Major outage, 31m)
2. **64** GitHub Actions: [GitHub search is degraded](https://down.guide/github-actions/DWN-a75f9cd819) (Major outage, 6h 16m)
3. **63** Anthropic: [Claude.ai unavailable and elevated errors on the API](https://down.guide/anthropic/DWN-1ae1c3eb99) (Partial outage, 1h 34m)
4. **60** Airtable: [Partial unavailability for 0.45% bases](https://down.guide/airtable/DWN-770efa268d) (Partial outage, 2h 18m)
5. **56** AWS: [EC2 (eu-west-3): Increased Connectivity Issues](https://down.guide/aws/DWN-a34e95e2a6) (Partial outage, 39m)
6. **52** Akamai Cloud (Linode): [Object Storage Key creation and validation failing with error 403 in multiple data centers](https://down.guide/linode/DWN-df2eb6fd67) (Degraded, 9h 58m)
7. **52** Square: [Degraded Performance: Instant Transfers](https://down.guide/square/DWN-dad5dfb737) (Partial outage, 17h 43m)
8. **52** Akamai Cloud (Linode): [(Copy Fail) Linux Kernel Local Privilege Escalation Vulnerability \[CVE-2026-31431\]](https://down.guide/linode/DWN-d52cfb94c8) (Degraded, 4d 4h)
9. **49** 1Password: [Login and Sync Issues](https://down.guide/1password/DWN-48b2221351) (Major outage, 1d 3h)
10. **49** Cerebras: [qwen-3-235b-a22b-instruct-2507 Service Unavailable](https://down.guide/cerebras/DWN-d18a36e6a6) (Major outage, 58m)
11. **45** Bandwidth: [Outbound Messaging Incident](https://down.guide/bandwidth/DWN-381fb3c759) (Major outage, 3d 2h)
12. **45** SerpApi: [API Internal Server Errors](https://down.guide/serpapi/DWN-2c3cb020f2) (Major outage, 2d 9h)
13. **45** Cloudflare: [Duplicated values in X-Forwarded-For header](https://down.guide/cloudflare/DWN-cf88914725) (Major outage, 14h 59m)
14. **45** SerpApi: [\[Google Finance API\] Performance degradation](https://down.guide/serpapi/DWN-58b1a4a149) (Major outage, 30d 17h)
15. **45** Scaleway: [\[EDGE SERVICES\] - Edge Services is currently unavailable from the outside](https://down.guide/scaleway/DWN-676e7a5dc2) (Major outage, 3d 2h)
16. **44** Infura: [Developer dashboard outage](https://down.guide/infura/DWN-94f0210b51) (Major outage, 7h 30m)
17. **44** Anthropic: [Elevated errors on Claude Opus 4.7](https://down.guide/anthropic/DWN-b71f7e2fb1) (Degraded, 27m)
18. **44** Intercom: [Investigating: Compromised version of intercom-client npm package and intercom-php ](https://down.guide/intercom/DWN-0d817bc8ae) (Degraded, 38d 18h)
19. **44** Jira: [The Work Item view experience of Jira is restored](https://down.guide/jira/DWN-64a79fd95f) (Major outage, 1h 52m)
20. **44** Brex: [Quickbooks bank feeds connected by Pro Access firms to their clients are...](https://down.guide/brex/DWN-f5a3e12cb1) (Major outage, 2h 7m)
21. **43** npm: [npm Website is unavailable](https://down.guide/npm/DWN-9c708990cc) (Major outage, 1h 24m)
22. **43** Apify: [Outage of API and Actors](https://down.guide/apify/DWN-d165896ab7) (Partial outage, 2h 38m)
23. **42** Squarespace: [Unable to create new sites and purchase or modify non-website subscriptions](https://down.guide/squarespace/DWN-d4904fcd8f) (Major outage, 1h 31m)
24. **41** Hostinger: [Domain registration/management issues](https://down.guide/hostinger/DWN-245911c621) (Major outage, 2h 3m)
25. **41** Maven Central (Sonatype): [search.maven.org is down](https://down.guide/maven-central/DWN-f66cd0fa10) (Major outage, 17m)

Previous week: https://down.guide/rankings/2026-W17; next week: https://down.guide/rankings/2026-W19

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