What powers is-ja.jp?
Last seen Jun 2026 · 24 technologies across 15 categories
Analytics
Google Analytics
since Apr 2019
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cdnjs
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since May 2023
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since Apr 2019
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Google Font API
since May 2023
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JavaScript libraries
Miscellaneous
Open Graph
since May 2023
Operating systems
Windows Server
since Jan 2019
Programming languages
Security
HSTS
since Aug 2023
Tag managers
Google Tag Manager
since May 2023
Video players
YouTube
since Apr 2019
Web frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
Audience
- 87% phone
- 13% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.91 / 10 · ranked #256,456 of all domains
81 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 2.5 MB · 79 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.hakui.is-ja.jp | 15 |
| www.ohzora.is-ja.jp | 9 |
| www.is-ja.jp | 8 |
| wakaba.is-ja.jp | 7 |
| www.chu.is-ja.jp | 6 |
| www.kahoku.is-ja.jp | 6 |
| www.matto.is-ja.jp | 6 |
Full technology history →
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