What powers hcf.or.jp?
Last seen May 2026 · 10 technologies across 8 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Google Analytics
since Jan 2019
CDN
Cloudflare
since Mar 2025
Google Hosted Libraries
since Feb 2022
Hosting panels
Plesk
since Apr 2026
JavaScript libraries
Security
Cloudflare Bot Management
since Mar 2025
Web servers
Nginx
since Apr 2026
Widgets
Twitter
since Jan 2019
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| pannellum | #71 | 0 |
| pannellum | #71 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 82% phone
- 18% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.95 / 10 · ranked #113,588 of all domains
197 referring domains · OpenPageRank
Search traffic
0 est. monthly organic visits (US)
2 keywords in Google's top 30
Core Web Vitals
| LCP | 1.2 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Subdomains
| Host | Techs |
|---|---|
| hcf.or.jp | 10 |
| www.hcf.or.jp | 10 |
Full technology history →
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Recent changes
- dropped Apache HTTP Server May 2026
- dropped CentOS May 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped mod_dav May 2026
- dropped mod_perl May 2026
- dropped mod_ssl May 2026
- dropped mod_wsgi May 2026
- dropped OpenSSL May 2026
- dropped Perl May 2026
- dropped PHP May 2026
- dropped Python May 2026
- detected Nginx Apr 2026
- detected Plesk Apr 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025