What powers seiha.com?
Last seen Jun 2026 · 50 technologies across 22 categories
Advertising
AD EBiS
since Jun 2026
Criteo
since Aug 2018
Google Ads
since Dec 2022
Twitter Ads
since Sep 2021
Yahoo Advertising
since Apr 2022
Analytics
Google Ads Conversion Tracking
since Aug 2021
Google Analytics
since Aug 2018
TikTok Pixel
since Jun 2023
CDN
cdnjs
since Sep 2024
Cloudflare
since Nov 2021
Google Hosted Libraries
since Sep 2024
jsDelivr
since Sep 2024
Unpkg
since Mar 2026
CMS
WordPress
since Aug 2018
Cookie compliance
Databases
MySQL
since Aug 2018
Amazon SES
since Aug 2022
Font scripts
Google Font API
since Sep 2024
Twitter Emoji (Twemoji)
since Aug 2018
JavaScript libraries
Swiper
since Sep 2022
Maps
Google Maps
since Aug 2018
Marketing automation
Mautic
since Jan 2024
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Programming languages
PHP
since Aug 2018
Security
Cloudflare Turnstile
since Mar 2026
reCAPTCHA
since Jul 2025
SEO
Tag managers
Google Tag Manager
since Aug 2018
UI frameworks
Bootstrap
since Jan 2021
Video players
YouTube
since Jan 2021
Web servers
Apache HTTP Server
since Aug 2018
Nginx
since Sep 2024
Widgets
Facebook
since Aug 2018
WordPress plugins
Contact Form 7
since Sep 2024
Smash Balloon Instagram Feed
since Sep 2024
WP-PageNavi
since Sep 2024
Audience
- 62% phone
- 22% desktop
- 16% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #337,590 of all domains
183 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 125 ms |
| CLS | 0.05 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 22.2 MB · 201 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| english-academy.seiha.com | 31 |
| www.seiha.com | 25 |
| overseas.seiha.com | 23 |
| recruit.seiha.com | 21 |
| youho.seiha.com | 16 |
| seiha.com | 13 |
Full technology history →
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