What powers irrrrr.cc?
Last seen Jun 2026 · 12 technologies across 8 categories
Analytics
Cloudflare Browser Insights
since May 2024
Google Analytics
since Nov 2024
Caching
Varnish
since May 2024
CDN
Cloudflare
since May 2024
Fastly
since May 2024
Font scripts
Google Font API
since May 2024
Miscellaneous
PaaS
GitHub Pages
since May 2024
Programming languages
Ruby
since May 2024
Static site generator
Audience
- 71% desktop
- 29% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.22 / 10 · ranked #76,740,681 of all domains
0 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 250 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Fastly
- Weight: 0.1 MB · 7 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.irrrrr.cc | 8 |
| icpc-japan-problems.irrrrr.cc | 5 |