SpyFu's tech stack
What does SpyFu use?
SpyFu (spyfu.com) uses at least 36 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, Intercom for customer support and Google Analytics for analytics. Last checked .
- Industry
- Internet
- Size
- 11–50 employees
- Based in
- Scottsdale, United States
- Founded
- 2005
- Company page
- Tools found
- 36
- Categories
- 17
- Oldest proven tool
- Dec 2022
- Last checked
- Oct 2026
SpyFu'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
5 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
7 tools, what the product is built with
Frontend
Auth & Identity
Data & Observability
6 tools, what they measure and store
Monitoring
Flags & Experiments
Go-to-market
8 tools, how they find and keep customers
Support & Docs
Company Ops
10 tools, what the team runs on day to day
Email Delivery
Dev Tools
What changed at SpyFu
Using since
Dates come from the first certificate of the subdomain that points at the tool.
Companies like SpyFu also use
Tools common among companies with a similar stack that we haven't found at SpyFu.
Companies with a stack like SpyFu's
Ranked by shared tools, with rare tools counting more.
ServiceChannelSoftware · 11–50 people11in common
ServiceChannelSoftware · 201–1,000 people20in common
ArtisanWholesale · 51–200 people12in common
Jukin MediaEntertainment17in common
National Museums Scotlandnms.ac.uk9in common
Denny Menholt ChevroletRetail · 51–200 people14in common
Demo WizardInternet · 11–50 people10in common
NextmvEngineering, Product and Design · 11–50 people10in common
More Internet companies
Other Internet companies we've checked.
SpyFu tech stack FAQ
What tools does SpyFu use?
As of October 2026, runsonwhat has found 36 tools at SpyFu (spyfu.com) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Google Fonts, Font Awesome and YouTube. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 12, 2026.
What cloud does SpyFu run on?
SpyFu uses Amazon Web Services for hosting and cloud infrastructure, alongside Google Cloud, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on spyfu.com. Amazon Web Services is used by 145,080 companies runsonwhat tracks.
What email provider does SpyFu use?
SpyFu uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 705,063 companies runsonwhat tracks.
What does SpyFu use for customer support?
SpyFu uses Intercom for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Intercom through Intercom code on spyfu.com. Intercom is used by 8,437 companies runsonwhat tracks.
What analytics tools does SpyFu use?
SpyFu uses Google Analytics for analytics, alongside Google Tag Manager, Microsoft Clarity and Survicate, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on spyfu.com. Google Analytics is used by 858,663 companies runsonwhat tracks.
What marketing software does SpyFu use?
SpyFu uses G2 for marketing, alongside Arcade, according to runsonwhat (October 2026). runsonwhat found G2 through G2 code on spyfu.com. G2 is used by 2,997 companies runsonwhat tracks.
How long has SpyFu used SocketLabs?
SpyFu has used SocketLabs since at least December 2022, going by the first public certificate of the spyfu.com subdomain that points at SocketLabs. Other long-running tools at SpyFu include Auth0 (since July 2025).
Does SpyFu use Google Fonts?
Yes. runsonwhat found Google Fonts at SpyFu through Google Fonts code on spyfu.com. Google Fonts is a Media & UI tool used by 795,075 companies runsonwhat tracks.
Does SpyFu use AI tools?
Yes. runsonwhat has found OpenAI at SpyFu; OpenAI, for example, through a DNS verification record for OpenAI. AI services called only from servers leave no public trace, so SpyFu may use more AI tools than these.
Which companies have a tech stack similar to SpyFu's?
The companies with the stacks most like SpyFu's are ServiceChannel, ServiceChannel, Artisan and Jukin Media, according to runsonwhat (October 2026). Each shares 11 to 20 tools with SpyFu, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what SpyFu uses?
runsonwhat reads public records only. Of the 36 tools at SpyFu, 20 were found through code on spyfu.com, 8 through DNS records, 6 through subdomains that point at the vendor and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and spyfu.com 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.