What powers 15-gdc.com?
Last seen Jun 2026 · 15 technologies across 11 categories
CDN
CMS
Databases
MySQL
since Nov 2024
Font scripts
Google Font API
since Mar 2024
Hosting
Xserver
since Nov 2024
JavaScript libraries
Maps
Google Maps
since Nov 2024
Miscellaneous
RSS
since Nov 2024
Programming languages
PHP
since Nov 2024
Web servers
Nginx
since Nov 2024
WordPress plugins
Contact Form 7
since Nov 2024
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.46 / 10 · ranked #28,452,916 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 22.7 MB · 120 requests
- WordPress theme: ff · all themes
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Jul 2026.