What powers zetsubou.org?
Last seen Jun 2026 · 23 technologies across 13 categories
Affiliate programs
Moshimo
since Sep 2022
Analytics
Google Analytics
since Sep 2023
Quantcast Measure
since Mar 2022
Caching
Litespeed Cache
since Mar 2022
CDN
cdnjs
since Mar 2022
Cloudflare
since May 2022
Google Hosted Libraries
since Mar 2022
jsDelivr
since Mar 2022
CMS
WordPress
since Mar 2022
Databases
MySQL
since Mar 2022
Font scripts
Font Awesome
since Mar 2022
Google Font API
since Mar 2022
JavaScript libraries
Miscellaneous
Page builders
WordPress Block Editor
since May 2026
Performance
Priority Hints
since May 2024
Programming languages
PHP
since Mar 2022
Web servers
LiteSpeed
since Mar 2022
Audience
- 83% phone
- 13% desktop
- 4% tablet
Japan
Hong Kong SAR China
Indonesia
South Korea
Malaysia
Thailand
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.87 / 10 · ranked #1,822,992 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 2.0 MB · 55 requests
- WordPress theme: cocoon-master (child: cocoon-child-master) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| 2nd.zetsubou.org | 20 |
| av.zetsubou.org | 14 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Cloudflare Browser Insights May 2026
- detected WordPress Block Editor May 2026
- detected Lozad.js Apr 2026
- detected Cloudflare Browser Insights Oct 2025
- dropped Nginx Oct 2025
- dropped OpenResty Oct 2025
- dropped Contact Form 7 Sep 2025
- dropped Lozad.js Sep 2025
- detected Nginx Aug 2025
- detected OpenResty Aug 2025