What powers 
kakuyasubus.jp?
Last seen Sep 2026 · 12 technologies across 9 categories
CMS
WordPress
since Sep 2021
Databases
MySQL
since Sep 2021
Font scripts
Google Font API
since Sep 2021
Twitter Emoji (Twemoji)
since Sep 2021
Hosting
Xserver
since Oct 2022
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2022
RSS
since Dec 2022
Programming languages
PHP
since Sep 2021
SEO
Web servers
Nginx
since Sep 2021
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.55 / 10 · ranked #845,685 of all domains
36 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 0.4 MB · 23 requests
- WordPress theme: sango-theme · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Xserver (202.233.66.137)
- DNS: Xserver
- Email: kakuyasubus.jp
- Email security: SPF (soft fail), no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 1,061,953
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted