What powers 
fsnot.es?
Last seen Feb 2026 · 10 technologies across 7 categories
Analytics
Cloudflare Browser Insights
since Jan 2026
Google Analytics
since Oct 2021
Caching
Varnish
since Jul 2022
CDN
Cloudflare
since Oct 2021
Fastly
since Jul 2022
Miscellaneous
PaaS
GitHub Pages
since Oct 2021
Static site generator
Webmail
Apple iCloud Mail
since Jan 2023
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
4.69 / 10 · ranked #331,413 of all domains
50 referring domains · OpenPageRank
Infrastructure
- Hosted on Cloudflare (104.21.18.169, IPv6)
- DNS: Cloudflare DNS
- Email: iCloud Mail
- Email security: SPF, no DMARC record
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 6,979,585, 2 hosts
- Verified with: Apple Business, Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted