What powers 
katayamazugc.co.jp?
Last seen Sep 2026 · 7 technologies across 6 categories
Analytics
Google Analytics
since Aug 2019
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
PHP
since Sep 2021
Web servers
Apache HTTP Server
since Apr 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 80% phone
- 18% desktop
- 2% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.81 / 10 · ranked #712,036 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.2 MB · 82 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on NSK NSK Co.,Ltd. (219.99.208.134)
- DNS: nsk.ne.jp
- Email: nsk.ne.jp
- Email security: no SPF record, no DMARC record
- Common Crawl link graph: rank 8,975,624, 2 hosts
DNS records as swept Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| katayamazugc.co.jp | 7 |
| www.katayamazugc.co.jp | 7 |