What powers ko-gakubook.com?
Last seen Sep 2026 · 18 technologies across 14 categories
Advertising
Affiliate programs
Analytics
CMS
Databases
Font scripts
Miscellaneous
Page builders
Performance
Programming languages
Security
Tag managers
Web servers
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt found
AI Crawlers
No AI crawlers blocked
Standards: llms.txt, ai.txt
Audience
- 60% desktop
- 40% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.73 / 10 · ranked #18,353,414 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.2 MB · 66 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- モバジョー(モバイルモニター情報局)
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on GMO Internet (118.27.99.152)
- DNS: conoha.io
- Email: ConoHa
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 36,359,122
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped Contact Form 7 Jun 2026
- detected Google Font API May 2026
- detected Priority Hints May 2026