What powers lts-seminar.jp?
Last seen Jun 2026 · 25 technologies across 14 categories
Analytics
Google Analytics
since Jul 2019
CDN
Google Hosted Libraries
since Feb 2022
CMS
Databases
MySQL
since Jul 2019
Font scripts
Google Font API
since Jul 2019
Twitter Emoji (Twemoji)
since Jul 2019
Hosting
Xserver
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Performance
LazySizes
since Jun 2024
Priority Hints
since Sep 2023
Programming languages
PHP
since Jul 2019
Tag managers
Google Tag Manager
since Apr 2026
Video players
YouTube
since Jul 2019
Web servers
Nginx
since Jul 2019
WordPress plugins
Audience
- 63% phone
- 35% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.36 / 10 · ranked #2,760,940 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.6 MB · 36 requests
- WordPress theme: arkhe (child: arkhe-child) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Jun 2026
- detected jQuery Migrate Jun 2026
- dropped Slick Jun 2026
- dropped WPMU DEV Smush Jun 2026
- dropped MonsterInsights May 2026
- detected WordPress Super Cache May 2026
- detected Google Tag Manager Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped Jetpack Sep 2025