What powers u-post.co.jp?
Last seen Jun 2026 · 14 technologies across 11 categories
Analytics
Google Analytics
since Mar 2020
CDN
jQuery CDN
since Sep 2022
Font scripts
JavaScript libraries
Miscellaneous
Open Graph
since Jun 2023
Programming languages
PHP
since Jul 2023
Security
HSTS
since Nov 2025
Tag managers
Google Tag Manager
since Mar 2020
UI frameworks
Bootstrap
since Sep 2022
Web servers
Apache HTTP Server
since Mar 2020
Webmail
Google Workspace
since Aug 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.05 / 10 · ranked #1,508,918 of all domains
19 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.4 MB · 42 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| ebook.u-post.co.jp | 8 |
| www.u-post.co.jp | 8 |
| mini.u-post.co.jp | 3 |