Fathom Analytics

usefathom.com

Fathom Analytics declares 14 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, Stripe and Anthropic. No published changes since we first read it on Sep 22, 2026. 8 tracked vendors name Fathom Analytics as a subprocessor, including Railway, Urlbox and Refiner.

Subprocessors CSV · Atom DORA draft CSV what's this? · 

14 third parties.

NamePurposeLocationListed since
Amazon Web Services, Inc. Cloud Service ProviderUnited States
Anthropic, PBC AIAI for support replies and in-app helpUnited States
BunnyWay d.o.o. Content Delivery NetworkSlovenia
ClickHouse, Inc. Analytics database hostingUnited States
Fastmail EmailAustralia
Helpscout Support requestsUnited States
Laravel Vapor Application deploymentUnited States
PlanetScale, Inc. Application database hostingUnited States
Postmark Transactional emailUnited States
Sentry Error monitoringUnited States
Stripe Payment processingUnited States
Vercel Inc. Website hostingUnited States
Wise Affiliate payoutsUnited Kingdom
Xero Accounting/complianceAustralia

Web TechnologiesCSV · Atom

Fathom Analytics's homepage made 21 requests to 1 domain.

First party 1 · 21 requests
Fathom Analytics Astro Fathom HSTS Open Graph Priority Hints RSS Vercel 100% of the page's requests 21

Subprocessor of (8)CSV · Atom

8 companies
  • Four/Four fourfour.ai Data analytics; Fathom provides anonymised web traffic analytics
  • Loadster loadster.app Website Analytics
  • Minter.io minter.io Analytics
  • Pressable pressable.com Website analytics and page view tracking
  • Railway railway.com Website Analytics
  • Refiner refiner.io Privacy-focused web analytics service used to measure website traffic and usage trends.
  • Urlbox urlbox.com
  • UserCheck usercheck.com Website analytics

Incidents reported by Fathom Analytics's subprocessorsCSV · Atom

64 reported incidents in the last 30 days, by 11 of the vendors Fathom Analytics lists as subprocessors.

A subprocessor list names a company, not the service an incident touched. This does not show that Fathom Analytics was involved.

DateCompanyIncidentImpactLasted
bunny.netNetwork unavailability in Los Angeles minorongoing
SentryUS issues feed throwing intermittent errors minor51 min
ClickHouseProvisioning and scaling operations may take longer in AWS ap-northeast-1 Tokyo minor7 h 38 min
bunny.netShield Zone Update Failures minor43 min
SentryAccount emails not being delivered major42 min
AnthropicElevated errors on Fable 52 and Mythos 52 no impact stated1 min
SentryEU region replay ingestion latency minor48 min
VercelElevated Sandbox and Blob request latency and errors minor1 min
XeroGlobal: Xero Partner Hub - Some slowness or unable to access pages in Partner Hub major1 h 7 min
XeroUK: HMRC connected services - MTD IT and MTD VAT minor14 h 32 min
bunny.netCrypto Payment Failures minorongoing
AnthropicDegraded performance for Claude Fable 5.1 minor26 min
VercelBuild delays and degraded Vercel Dashboard performance minor25 min
WiseService disruption major2 h 28 min
bunny.netDegraded API Response Times minor1 h 1 min
PostmarkDelays in activity data no impact stated5 h 53 min
SentryIngestion delays across all data minor1 h 10 min
PostmarkDelays processing Inbound messages no impact stated3 h 32 min
SentryDelays in spans and transactions processing major1 h 45 min
SentrySentry.io dashboard and API is down critical1 h 32 min
ClickHouseSQL Console database connection outage minor49 min
SentrySentry dashboard is down critical4 h 21 min
StripeElevated Instant Payouts failures no impact stated2 h 5 min
FastmailSupport emails not generating tickets no impact stated1 h 20 min
StripeElevated Issuing errors from 17:13 - 20:41 UTC minor4 h 36 min

And 39 more. All of them: CSV · Who is around them.

ChangesCSV · Atom

See the list as we read it on any date: Time machine

None since tracking began.

Rating badge for Fathom Analytics's site

Fathom Analytics transparency rating

It updates with the rating.

<a href="https://thirdpartyindex.com/vendors/fathom-analytics"><img src="https://thirdpartyindex.com/badge/fathom-analytics.svg" alt="Fathom Analytics transparency rating on Third Party Index" height="20"></a>
[![Fathom Analytics transparency rating on Third Party Index](https://thirdpartyindex.com/badge/fathom-analytics.svg)](https://thirdpartyindex.com/vendors/fathom-analytics)