What powers pref.saitama.jp?
Last seen Jun 2026 · 9 technologies across 7 categories
Advertising
Twitter Ads
since Jun 2021
Analytics
Google Analytics
since Jan 2019
CDN
Cloudflare
since Mar 2025
JavaScript libraries
Security
Cloudflare Bot Management
since Mar 2025
Web Servers
Widgets
Twitter
since Jan 2019
Audience
- 67% phone
- 33% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.76 / 10 · ranked #132,128 of all domains
177 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 6.8 MB · 80 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.lib.pref.saitama.jp | 8 |
| cross.lib.pref.saitama.jp | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025