What powers verifyref.com?
Last seen Aug 2026 · 22 technologies across 15 categories
Advertising
Microsoft Advertising
since May 2026
Analytics
Google Analytics
since May 2026
Microsoft Clarity
since May 2026
Authentication
Clerk
since May 2026
CDN
Cloudflare
since May 2026
Development
Turbopack
since May 2026
Hosting
GoDaddy
since May 2026
JavaScript frameworks
JavaScript libraries
Miscellaneous
Open Graph
since May 2026
Webpack
since May 2026
PaaS
Vercel
since May 2026
Performance
Priority Hints
since May 2026
Programming languages
Node.js
since May 2026
Security
Cloudflare Bot Management
since May 2026
HSTS
since May 2026
UI frameworks
Webmail
Proton Mail
since May 2026
AI Crawlers
Restricts 4 of 33 AI crawlers we track by name in its robots.txt. Checked Aug 2026.
Training crawlers
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
User-request fetchers
- ChatGPT-User Restricted
The other 29 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
4 of 33 AI crawlers restricted
Standards: llms.txt
Open Page Rank
1.11 / 10 · ranked #10,934,341 of all domains
6 referring domains · OpenPageRank