What powers sel.co.jp?
Last seen Jun 2026 · 4 technologies across 3 categories
JavaScript libraries
Web servers
Apache HTTP Server
since Feb 2019
Webmail
Apple iCloud Mail
since Jan 2023
Audience
- 58% desktop
- 42% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.84 / 10 · ranked #698,465 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.8 MB · 32 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.sel.co.jp | 4 |
| recruit.sel.co.jp | 2 |