What powers 
dorsa.fyi?
Last seen Jul 2026 · 5 technologies across 4 categories
Analytics
Caching
Varnish
since Oct 2024
CDN
Cloudflare
since Jul 2019
Fastly
since Oct 2024
PaaS
GitHub Pages
since Jul 2019
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
Audience
- 100% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.97 / 10 · ranked #588,986 of all domains
40 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Fastly (185.199.108.153, IPv6)
- DNS: Cloudflare DNS
- Email: Cloudflare Email Routing
- Email security: SPF (soft fail), DMARC monitor only, DNSSEC signed
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 109,163
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted