What powers reichsarchiv.jp?
Last seen Sep 2026 · 26 technologies across 17 categories
Advertising
Analytics
Authentication
CDN
CMS
Cookie compliance
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
Tag managers
Web servers
Widgets
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
AI Crawlers
No AI crawlers blocked
Audience
- 64% phone
- 36% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.96 / 10 · ranked #1,666,706 of all domains
20 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.6 MB · 128 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Reichsarchiv ～世界帝王事典～
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on INFOSPHERE NTT PC Communications, Inc. (116.80.81.153)
- DNS: xdomain.ne.jp
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 673,136, 5 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| reichsarchiv.jp | 22 |
| kyogoku.reichsarchiv.jp | 14 |
| taiga.reichsarchiv.jp | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Sep 2026
- detected Snowplow Analytics Aug 2026
- detected All in One SEO Jul 2026
- detected Amazon Advertising Jul 2026
- detected Apache HTTP Server Jul 2026
- detected Closure Library Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected Facebook Login Jul 2026
- detected Funding Choices Jul 2026
- detected Google AdSense Jul 2026
- detected Google Analytics Jul 2026
- detected Google Font API Jul 2026
- detected Google Hosted Libraries Jul 2026
- detected Google Tag Manager Jul 2026
- detected jQuery Jul 2026
- detected MySQL Jul 2026
- detected Open Graph Jul 2026
- detected PHP Jul 2026
- detected reCAPTCHA Jul 2026
- detected RSS Jul 2026
- detected Twitter Jul 2026
- detected Twitter Ads Jul 2026
- detected Twitter Emoji (Twemoji) Jul 2026
- detected WordPress Jul 2026
- detected WP-PageNavi Jul 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Microsoft ASP.NET Apr 2026
- detected Microsoft ASP.NET Feb 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- detected Google Font API Nov 2025