What powers oandpknow.org?
Last seen Aug 2026 · 27 technologies across 14 categories
Analytics
Cloudflare Browser Insights
since Mar 2025
Google Analytics
since Mar 2025
Linkedin Insight Tag
since Aug 2025
CDN
cdnjs
since Mar 2025
Cloudflare
since Mar 2025
Cookie compliance
Ecommerce
Cart Functionality
since Mar 2025
Editors
CodeMirror
since Mar 2025
Font scripts
Font Awesome
since Mar 2025
Google Font API
since Mar 2025
Issue trackers
JavaScript graphics
JavaScript libraries
Miscellaneous
HTTP/3
since Mar 2025
Programming languages
Ruby
since Mar 2025
Security
Cloudflare Bot Management
since Aug 2026
HSTS
since Mar 2025
Video players
YouTube
since Mar 2025
Web frameworks
Ruby on Rails
since Mar 2025
AI Crawlers
Blocks 2 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Google-Extended Blocked
- GPTBot Blocked
The other 31 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
- Sep 2026 *: Allowed (was Restricted)
AI Crawlers
2 of 33 AI crawlers blocked
Open Page Rank
0.68 / 10 · ranked #20,016,380 of all domains
2 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.89.11, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- SSL: Google Trust Services, ECDSA P256, expires Dec 2026
- Common Crawl link graph: rank 16,074,060
DNS records as swept Sep 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- dropped Glide.js Aug 2026