What powers er-c.com?
Last seen Jun 2026 · 6 technologies across 6 categories
CDN
jQuery CDN
since Aug 2022
JavaScript libraries
Miscellaneous
SWFObject
since Aug 2022
Programming languages
PHP
since Aug 2022
Web servers
Apache HTTP Server
since Aug 2022
Widgets
SnapWidget
since Aug 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.31 / 10 · ranked #47,719,132 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 8.2 MB · 107 requests
Homepage as crawled by the HTTP Archive, Jul 2026.