What powers nihonshiken.jp?
Last seen Sep 2026 · 17 technologies across 13 categories
Analytics
Caching
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Web servers
Webmail
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 not found
- ai.txt not found
- Sep 2026 llms.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 56% desktop
- 44% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.17 / 10 · ranked #1,318,713 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 0.6 MB · 14 requests
- WordPress theme: inkblot · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 日本史研究会 (The Japanese Society for Historical Studies on Wikidata)
- Country: Japan
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Hosted on GMO Internet (157.7.189.72)
- DNS: Muumuu Domain
- Email: Google Workspace
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 7,216,259, 2 hosts
- Verified with: Google
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
- detected Twitter Emoji (Twemoji) Sep 2026
- detected All in One SEO Jul 2026
- detected Apache HTTP Server Jul 2026
- detected Google Analytics Jul 2026
- detected Google Workspace Jul 2026
- detected jQuery Jul 2026
- detected jQuery Migrate Jul 2026
- detected MySQL Jul 2026
- detected Open Graph Jul 2026
- detected Performance Lab Jul 2026
- detected PHP Jul 2026
- detected Priority Hints Jul 2026
- detected RSS Jul 2026
- detected Site Kit Jul 2026
- detected W3 Total Cache Jul 2026
- detected WordPress Jul 2026
- detected WordPress Block Editor Jul 2026
- detected Priority Hints Jan 2026
- dropped Priority Hints Nov 2025