What powers openhistoryhub.com?
Last seen Sep 2026 · 12 technologies across 9 categories
Analytics
Cloudflare Browser Insights
since Aug 2026
CDN
Cloudflare
since Aug 2026
JavaScript frameworks
Ember.js
since Aug 2026
JavaScript libraries
Message boards
Miscellaneous
Programming languages
Ruby
since Aug 2026
Security
HSTS
since Aug 2026
Web frameworks
Ruby on Rails
since Aug 2026
AI Crawlers
Blocks 4 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
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 not found
- ai.txt not found
Infrastructure
- Hosted on Cloudflare (104.21.70.161, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- Email security: DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Verified with: Brevo, Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted