What powers 
pvc.or.jp?
Last seen Oct 2026 · 7 technologies across 7 categories
Analytics
Google Analytics
since Apr 2019
CDN
Google Hosted Libraries
since Feb 2022
Font scripts
Google Font API
since Apr 2019
Hosting
Xserver
since Oct 2025
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Web servers
Nginx
since Oct 2025
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 51% phone
- 49% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.45 / 10 · ranked #949,605 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 62 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Xserver (85.131.213.13)
- DNS: Xserver
- Email: no MX record returned, SPF names Xserver
- Email security: SPF (soft fail)
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 1,264,749, 2 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted