What powers btr.nu?
Last seen Aug 2026 · 18 technologies across 12 categories
Analytics
CDN
cdnjs
since Feb 2026
Cloudflare
since Feb 2026
Comment systems
Font scripts
Google Font API
since Feb 2026
Hosting
One.com
since Feb 2026
JavaScript libraries
Maps
Miscellaneous
Open Graph
since Feb 2026
RSS
since Feb 2026
Programming languages
PHP
since Feb 2026
UI frameworks
Video players
Flowplayer
since Feb 2026
Web servers
Apache HTTP Server
since Feb 2026
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
0.93 / 10 · ranked #14,016,894 of all domains
3 referring domains · OpenPageRank
Infrastructure
- DNS: one.com
- Email: one.com
- Email security: no SPF record, no DMARC record, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 49,941,589, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted