What powers theoryfactory.jp?
Last seen Jun 2026 · 8 technologies across 7 categories
Affiliate programs
A8.net
since Aug 2022
CDN
jQuery CDN
since Aug 2022
JavaScript libraries
Operating systems
CentOS
since Oct 2020
Programming languages
Web server extensions
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Aug 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.35 / 10 · ranked #2,786,410 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 1.5 MB · 48 requests
Homepage as crawled by the HTTP Archive, Sep 2026.