What powers phcd.jp?
Last seen Aug 2026 · 5 technologies across 4 categories
Analytics
Google Analytics
since Jan 2019
CDN
Google Hosted Libraries
since Feb 2025
JavaScript libraries
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Nov 2025
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 55% phone
- 45% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.96 / 10 · ranked #250,295 of all domains
74 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 0.9 MB · 47 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on GMOOSK-NET GMO Internet Group, Inc. (160.251.148.182)
- DNS: gmoserver.jp
- Email: no MX record returned
- Email security: SPF (soft fail)
- SSL: GlobalSign, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 210,108, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| phcd.jp | 5 |
| www.phcd.jp | 4 |
Full technology history →
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Recent changes
- detected Nginx Nov 2025