Site Spy's tech stack
What does Site Spy use?
Site Spy (sitespy.app) uses at least 9 tools we can see from public records, including Vercel for hosting, iCloud Mail for email and documents, Mintlify for customer support and Sentry for monitoring. Last checked .
“Site Spy is a website monitoring platform that helps you track changes on any webpage.”
- Tools found
- 9
- Categories
- 7
- Layers
- 4 of 5
- Changes seen
- 1
Site Spy's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
1 tool, where the bytes are served from
Hosting & Cloud
Data & Observability
1 tool, what they measure and store
Monitoring
Go-to-market
2 tools, how they find and keep customers
Marketing
Support & Docs
Company Ops
5 tools, what the team runs on day to day
Email Delivery
Workspace
Security & Compliance
What changed at Site Spy
Recent starts and stops
- StartediCloud Mail
Companies like Site Spy also use
Tools common among companies with a similar stack that we haven't found at Site Spy.
Companies with a stack like Site Spy's
Ranked by shared tools, with rare tools counting more.
Rekodyrekody.com6in common
Glyphglyphformac.com6in common
TryPosttrypost.it4in common
Minerva BI, Inc.minerva.io7in common
TesterArmyEngineering, Product and Design · 1–10 people9in common
Learn Chinese in KunmingEducation Management · 51–200 people2in common
Difference PressE-learning · 11–50 people1in common
Arisi Assessoria ContábilAccounting · 11–50 people2in common
Site Spy tech stack FAQ
What tools does Site Spy use?
As of October 2026, runsonwhat has found 9 tools at Site Spy (sitespy.app) in public records. Edge & Hosting: Vercel. Data & Observability: Sentry. Go-to-market: Mintlify. Company Ops: Let's Encrypt, Sectigo and Google Trust Services. Last checked October 20, 2026.
What cloud does Site Spy run on?
Site Spy uses Vercel for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Vercel through DNS records that point at Vercel and code on sitespy.app. Vercel is used by 49,046 companies runsonwhat tracks.
What email provider does Site Spy use?
Site Spy uses iCloud Mail for email and office software, according to runsonwhat (October 2026). runsonwhat found iCloud Mail through a DNS verification record for iCloud Mail and email records. iCloud Mail is used by 938 companies runsonwhat tracks.
What does Site Spy use for customer support?
Site Spy uses Mintlify for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Mintlify through a subdomain that points at Mintlify. Mintlify is used by 1,136 companies runsonwhat tracks.
What monitoring tools does Site Spy use?
Site Spy uses Sentry for monitoring, according to runsonwhat (October 2026). runsonwhat found Sentry through Sentry code on sitespy.app. Sentry is used by 79,126 companies runsonwhat tracks.
Does Site Spy use Let's Encrypt?
Yes. runsonwhat found Let's Encrypt at Site Spy through DNS records that point at Let's Encrypt. Let's Encrypt is a Security & Compliance tool used by 56,541 companies runsonwhat tracks.
Has Site Spy changed tools recently?
Yes. On runsonwhat's rechecks, Site Spy started using iCloud Mail (latest on October 9, 2026). A change counts only between two checks of sitespy.app done the same way.
Which companies have a tech stack similar to Site Spy's?
The companies with the stacks most like Site Spy's are Rekody, Glyph, TryPost and Minerva BI, according to runsonwhat (October 2026). Each shares 4 to 7 tools with Site Spy, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what Site Spy uses?
runsonwhat reads public records only. Of the 9 tools at Site Spy, 6 were found through DNS records, 1 through code on sitespy.app, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and sitespy.app about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.