Userlist

userlist.com

Userlist declares 26 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Google Cloud, Stripe and Slack. No published changes since we first read it on Sep 22, 2026. 10 tracked vendors name Userlist as a subprocessor, including Mailgun, Sinch and Urlbox.

Subprocessors CSV of Userlist's subprocessors · Atom feed of Userlist's subprocessors DORA draft CSV of Userlist's subprocessors as declared by Userlist what's this? · 

26 third parties.

NamePurposeLocationListed since
Ably1 In-app message delivery
Ahrefs Analytics Analytics
AppSignal2 Monitoring
AWS1 Hosting (assets)
Crunchy Data1 Hosting (database)
Dragonfly1 Hosting (database)
Facebook Pixel Analytics
Front Email communication
Getsitecontrol Forms
GitHub Project management
Google Analytics Analytics
Google Drive File sharing
Gravatar Globally recognized avatars
Help Scout3 Customer support
Heroku1 Hosting (backend)
Livestorm Webinars
Netlify Hosting (website)
Netlify1 Hosting (frontend)
Notion Project management
Rewardful Affiliate program
SavvyCal Appointment scheduling
Slack Internal communication
SocketLabs1 Email delivery
Stripe Payment processing
Zapier Automation
Zoom Internal communication

Web TechnologiesCSV of Userlist's web technologies · Atom feed of Userlist's web technologies

Userlist's homepage made 145 requests to 8 domains, 5 services controlled by another company, and 1 domain not identified.

Analytics (1): Google CloudOther (4): Affiliate programs: Rewardful; SEO: Ahrefs; Security: hCaptcha; Widgets: Getsitecontrol

5 third parties by category: Analytics 1Other 4

Third parties 5 · 9 requests
Getsitecontrol Getsitecontrol 2% of the page's requests 3
Google Cloudsubprocessor Google Analytics Google Tag Manager 1% of the page's requests 2
hCaptcha hCaptcha 1 1% of the page's requests 2
Ahrefssubprocessor Ahrefs <1% of the page's requests 1
Rewardfulsubprocessor Rewardful <1% of the page's requests 1
Unknown 1 · 1 request

getsitectrl.com

First party 1 · 135 requests
Userlist HSTS Netlify Open Graph RSS Sentry 93% of the page's requests 135

1 tracked company loaded by the homepage is not in Userlist's subprocessor list. A website can use a service without it processing customer data.

Subprocessor of (10)CSV of the companies listing Userlist · Atom feed of the companies listing Userlist

10 companies

Incidents reported by Userlist's subprocessorsCSV of incidents reported by vendors Userlist lists · Atom feed of incidents reported by vendors Userlist lists

101 reported incidents in the last 30 days, by 9 of the vendors Userlist lists as subprocessors.

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

DateCompanyIncidentImpactLasted
GitHubImpact across multiple GitHub products including Actions, Pages, and Copilot products. critical33 min
GitHubIncident with Webhooks minor4 min
ZoomService Degradation Affecting Zoom Conference Room Connector Services Endpoints in the AMS region. minor2 h 35 min
NotionSome Notion Agent sessions may hang or stop updating major2 h 19 min
FrontFront mobile SSO login degraded major4 h 21 min
GitHubIncident with Git Operations and Pull Requests critical1 h 44 min
ZoomService Degradation Affecting a subset of users with ZVA and ZoomMate no impact stated1 min
GitHubDegraded availability for GPT-5.3 Codex and GPT-5.6 models in Copilot major49 min
GitHubIncident with Actions and Checks API critical46 min
LivestormSpeakers unable to turn on camera/microphone or join the stage minor41 min
GitHubIncident with Webhooks and Actions major1 h 50 min
GitHubIncreased timeouts due to surge in anonymous users minor3 h 10 min
ZoomService Degradation Affecting Zoom Inbound SMS Service in the AU region minor1 h
GitHubIncrease in timeouts for some unauthenticated users minor1 h 56 min
Automattic"Spacefast API (Spacefast)" is Down major2 min
ZoomService Degradation Affecting Zoom Mail, Calendar and Scheduler. minor1 h 37 min
GitHubDegraded performance for multiple GitHub services minor44 min
GitHubIncident with Actions minor52 min
ZapierChat with Sales temporarily unavailable no impact stated3 h 28 min
GitHubIncident with Actions major35 min
NetlifyElevated build and deploy failures minor5 min
Front[us-west-1] High API latency currently causing delays minor1 h 25 min
GitHubIncident with Actions and Pages major55 min
Automattic"Beeper" is Down major8 min
GitHubIncident with Pull Requests, Git Operations and Issues major2 h

And 76 more. All of them: CSV · Who is around them.

ChangesCSV of Userlist's changes · Atom feed of Userlist's changes

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

None since tracking began.

Rating badge for Userlist's site

Userlist transparency rating

It updates with the rating.

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