What powers jser.info?
Last seen Jun 2026 · 13 technologies across 9 categories
Advertising
Twitter Ads
since Feb 2023
Analytics
Cloudflare Browser Insights
since Nov 2025
Google Analytics
since Apr 2018
Caching
Varnish
since Sep 2020
CDN
Cloudflare
since Apr 2018
Fastly
since Apr 2018
Miscellaneous
PaaS
GitHub Pages
since Apr 2018
Programming languages
Ruby
since Jun 2018
Web frameworks
Ruby on Rails
since Jun 2018
Widgets
Twitter
since Feb 2023
Audience
- 100% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.18 / 10 · ranked #462,230 of all domains
44 referring domains · OpenPageRank
Subdomains
| Host | Techs |
|---|---|
| jser.info | 9 |
| realtime.jser.info | 7 |
| www.jser.info | 5 |
Full technology history →
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Recent changes
- detected Cloudflare Browser Insights Nov 2025