What powers tsukurukai.com?
Last seen Oct 2026 · 21 technologies across 15 categories
Advertising
Analytics
Authentication
CMS
Databases
Font scripts
Hosting panels
JavaScript libraries
Programming languages
Security
Video players
Web servers
Widgets
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% phone
- 43% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.40 / 10 · ranked #2,681,925 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 17.7 MB · 61 requests
- WordPress theme: vogue_tcd051 · all themes
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Japanese Society for History Textbook Reform
- Founded: 1997
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on IDCF IDC Frontier Inc. (202.230.232.130)
- DNS: domainserver.ne.jp
- Email: nospamcloud.com
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GlobalSign, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 740,549, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tsukurukai.com | 16 |
| www.tsukurukai.com | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Open Graph May 2026
- detected Cloudflare Turnstile Apr 2026
- detected Contact Form 7 Apr 2026
- detected Google Analytics Apr 2026
- detected Google Font API Apr 2026
- detected jQuery Migrate Apr 2026
- detected Kaira Vogue Apr 2026
- detected MySQL Apr 2026
- detected PHP Apr 2026
- detected Site Kit Apr 2026
- detected Slick Apr 2026
- detected The Events Calendar Apr 2026
- detected WordPress Apr 2026
- detected YouTube Apr 2026