What powers 
bigakko.jp?
Last seen Oct 2026 · 19 technologies across 12 categories
Analytics
CMS
Databases
Font scripts
Hosting
JavaScript libraries
Marketing automation
Miscellaneous
Programming languages
Web servers
WordPress plugins
WordPress themes
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 60% phone
- 40% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.72 / 10 · ranked #299,337 of all domains
61 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 6.9 MB · 123 requests
- WordPress theme: twentytwentyone · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Xserver (202.233.67.64)
- DNS: Xserver
- Email: bigakko.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: CloudSecure Corporation, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 2,082,963, 3 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Jun 2026