What powers kanzeikai.jp?
Last seen Oct 2026 · 12 technologies across 10 categories
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Programming languages
UI frameworks
Video players
WordPress plugins
WordPress themes
AI Crawlers
Blocks 5 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- CCBot Blocked
- ClaudeBot Blocked
- Google-Extended Blocked
- GPTBot Blocked
Search and AI assistants
- PerplexityBot Blocked
The other 28 AI crawlers we track are not mentioned and stay allowed by default.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
5 of 33 AI crawlers blocked
Audience
- 55% phone
- 45% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.33 / 10 · ranked #1,092,927 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 1.2 MB · 47 requests
- WordPress theme: lightning (child: lightning_child_kanzeikai) · all themes
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- DNS: dynax.co.jp
- Email: cococica.com
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Sectigo, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,271,536
- 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) Dec 2025