What powers diverctf.org?
Last seen Jun 2026 · 10 technologies across 7 categories
Caching
Varnish
since Jun 2025
CDN
Font scripts
Google Font API
since Jun 2025
Miscellaneous
Open Graph
since Jun 2025
PaaS
GitHub Pages
since Jun 2025
Security
HSTS
since Jun 2025
Video players
YouTube
since Feb 2026
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.04 / 10 · ranked #11,907,077 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Fastly
- Weight: 8.7 MB · 47 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| diverctf.org | 9 |
| swimmer.diverctf.org | 9 |