What powers callum.jp?
Last seen Jun 2026 · 6 technologies across 6 categories
A/B Testing
Estore Compare
since May 2021
Analytics
Google Analytics
since Jul 2019
Ecommerce
Cart Functionality
since Aug 2020
JavaScript libraries
Tag managers
Google Tag Manager
since Oct 2023
Web servers
Apache HTTP Server
since Jul 2019
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.94 / 10 · ranked #3,746,793 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 5.2 MB · 218 requests
Homepage as crawled by the HTTP Archive, Jul 2026.