What powers jerco.or.jp?
Last seen Jun 2026 · 18 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
CDN
CMS
WordPress
since Apr 2020
Databases
MySQL
since Apr 2020
Font scripts
Google Font API
since Apr 2020
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Sep 2022
Programming languages
SEO
Tag managers
Google Tag Manager
since Apr 2020
Video players
YouTube
since Sep 2021
Web servers
Nginx
since Jan 2019
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 87% desktop
- 13% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.28 / 10 · ranked #215,636 of all domains
79 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 9.3 MB · 131 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.