What powers seibunsha.com?
Last seen Jun 2026 · 25 technologies across 17 categories
Analytics
Google Analytics
since Jul 2020
Caching
WordPress Super Cache
since Dec 2025
CMS
WordPress
since Sep 2025
Databases
MySQL
since Sep 2025
Font scripts
Google Font API
since Jul 2020
Hosting
Xserver
since Sep 2025
JavaScript libraries
Marketing automation
BowNow
since Feb 2022
Miscellaneous
RSS
since Sep 2025
Page builders
WordPress Block Editor
since Sep 2025
Performance
Priority Hints
since Dec 2025
Programming languages
PHP
since Sep 2025
Security
Cloudflare Turnstile
since Sep 2025
Tag managers
Google Tag Manager
since Jul 2020
UI frameworks
Bootstrap
since Sep 2025
Web servers
Nginx
since Sep 2025
WordPress plugins
Kadence WP Blocks
since Sep 2025
Audience
- 69% desktop
- 31% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.36 / 10 · ranked #7,919,952 of all domains
11 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.8 MB · 128 requests
- WordPress theme: cure_tcd082 · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Priority Hints Dec 2025
- detected WordPress Super Cache Dec 2025
- dropped Amazon CloudFront Oct 2025
- dropped Amazon Web Services Oct 2025
- dropped Apache HTTP Server Oct 2025
- dropped FlexSlider Oct 2025
- dropped HSTS Oct 2025
- dropped Umami Oct 2025
- detected Bootstrap Sep 2025
- detected Cloudflare Turnstile Sep 2025
- detected core-js Sep 2025
- detected jQuery Migrate Sep 2025
- detected Kadence WP Blocks Sep 2025
- detected MySQL Sep 2025
- detected Nginx Sep 2025
- detected PHP Sep 2025
- detected RSS Sep 2025
- detected Site Kit Sep 2025
- detected Slick Sep 2025
- detected Swiper Sep 2025
- detected WordPress Sep 2025
- detected WordPress Block Editor Sep 2025
- detected Xserver Sep 2025
- dropped Moment.js Aug 2025