What powers rcn.ne.jp?
Last seen Jun 2026 · 29 technologies across 19 categories
Advertising
Twitter Ads
since Jun 2022
Analytics
Google Analytics
since Aug 2018
CDN
Cloudflare
since Mar 2025
CMS
Databases
MySQL
since Jun 2022
Font scripts
Google Font API
since Jun 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
CentOS
since May 2022
Windows Server
since Jan 2019
Performance
Priority Hints
since Sep 2023
Programming languages
PHP
since Jun 2022
Security
Tag managers
Google Tag Manager
since Sep 2018
Web frameworks
Web server extensions
Web servers
Apache HTTP Server
since Aug 2018
Webmail
RoundCube
since Jan 2025
Widgets
Twitter
since Jun 2022
WordPress plugins
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 83% phone
- 17% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.47 / 10 · ranked #162,919 of all domains
107 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.0 MB · 2 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.rcn.ne.jp | 23 |
| live0.rcn.ne.jp | 7 |
| webmail.rcn.ne.jp | 5 |
| vod.rcn.ne.jp | 4 |
| www1.rcn.ne.jp | 1 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Dec 2025
- dropped Cloudflare Bot Management Dec 2025