What powers rail.blue?
Last seen Jun 2026 · 8 technologies across 7 categories
Advertising
Google AdSense
since Jan 2019
Analytics
Google Analytics
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Windows Server
since Jan 2019
Web frameworks
Web servers
Audience
- 92% phone
- 6% desktop
- 2% tablet
South Korea
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.04 / 10 · ranked #11,850,689 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 0.6 MB · 34 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Google Font API Apr 2026
- dropped reCAPTCHA Apr 2026
- detected Google Font API Feb 2026
- detected reCAPTCHA Feb 2026