What powers seitokai.jp?

Last seen Jun 2026 · 31 technologies across 15 categories

Advertising

Google AdSense
since Dec 2022

Analytics

Cloudflare Browser Insights
since Jan 2023

Caching

Litespeed Cache
since Jun 2026
Redis Object Cache
since Jan 2026

CDN

cdnjs
since Apr 2026
Cloudflare
since Jan 2023
Imgix
since Jul 2024
jsDelivr
since Feb 2023

CMS

WordPress
since Jan 2019

Databases

MySQL
since Jan 2019
Redis
since Jan 2026

Font scripts

Font Awesome v6.5.2
since Jan 2019
Google Font API
since Jan 2019

JavaScript libraries

core-js v3.39.0
since Sep 2022
Swiper
since May 2026

Miscellaneous

HTTP/3
since Jan 2023
Open Graph
since Sep 2022

Payment processors

Stripe v3
since Jun 2026

Performance

Cloudflare Zaraz
since Feb 2023
Priority Hints
since Sep 2023

Programming languages

PHP
since Jan 2019

Security

Cloudflare Bot Management
since Jan 2023
Cloudflare Turnstile
since Jul 2025
HSTS
since Nov 2022
reCAPTCHA
since Apr 2022

Webmail

Microsoft 365
since Oct 2022

WordPress plugins

Contact Form 7 v6.1.6
since Mar 2022
Image Placeholders v1.2.1
since Apr 2026
Performance Lab v4.1.0
since May 2024
Performant Translations v1.2.0
since Sep 2024
Speculative Loading v1.6.0
since Sep 2024

Audience

  • 51% phone
  • 49% desktop
  • Japan

Countries where the site has Chrome traffic, strongest markets first.

Open Page Rank

2.85 / 10 · ranked #1,880,964 of all domains

17 referring domains · OpenPageRank

Core Web Vitals

LCP1.2 s
INP50 ms
CLS0
TTFB600 ms

Real user p75, Chrome UX Report, Jun 2026.

Page

  • Language: Japanese
  • CDN: Cloudflare
  • Weight: 4.1 MB · 103 requests
  • WordPress theme: original · all themes
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Jul 2026.

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