What powers 37d.co.jp?
Last seen Jun 2026 · 24 technologies across 13 categories
Advertising
Twitter Ads
since Nov 2024
Caching
W3 Total Cache
since Nov 2024
WP Rocket
since Feb 2025
CDN
Cloudflare
since Mar 2025
Google Hosted Libraries
since Nov 2024
jsDelivr
since Feb 2025
Unpkg
since Feb 2025
CMS
Databases
MySQL
since Nov 2024
Font scripts
Google Font API
since Nov 2024
JavaScript libraries
Miscellaneous
Open Graph
since Nov 2024
Performance
LazySizes
since Feb 2025
Programming languages
Security
Cloudflare Bot Management
since Mar 2025
Widgets
Twitter
since Nov 2024
WordPress plugins
Audience
- 86% phone
- 13% desktop
- 1% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.76 / 10 · ranked #273,195 of all domains
79 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 15.4 MB · 80 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.37d.co.jp | 16 |
| love.37d.co.jp | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025