What powers zoukei.co.jp?
Last seen Sep 2026 · 13 technologies across 11 categories
Analytics
CMS
Databases
Font scripts
JavaScript libraries
Maps
Miscellaneous
Programming languages
Security
Web servers
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
- 50% phone
- 50% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.23 / 10 · ranked #1,225,457 of all domains
21 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 5.2 MB · 57 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on CPI-NET KDDI Web Communications Inc. (194.91.4.233)
- DNS: alpha-prm.jp
- Email: alpha-prm.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: JPRS, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 10,157,845, 3 hosts
- Verified with: Box
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
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Recent changes
- dropped Google Ads Nov 2025
- dropped Google Ads Conversion Tracking Nov 2025
- dropped Google Tag Manager Nov 2025