What powers seisirou.com?
Last seen Jun 2026 · 20 technologies across 13 categories
CDN
CMS
Databases
MySQL
since Aug 2022
Font scripts
Hosting
Xserver
since Aug 2022
JavaScript frameworks
JavaScript libraries
LazySizes
since Aug 2022
LazySizes unveilhooks plugin
since Aug 2022
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Page builders
WordPress Block Editor
since Jul 2024
Programming languages
PHP
since Aug 2022
Video players
YouTube
since Aug 2022
Web servers
Nginx
since Aug 2022
Widgets
Pocket
since Jun 2023
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.39 / 10 · ranked #38,568,517 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.5 MB · 28 requests
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.