What powers bulkhead.jp?
Last seen Jun 2026 · 15 technologies across 12 categories
Analytics
CDN
CMS
Databases
MySQL
since Jan 2019
Digital asset management
PhotoShelter for Brands
since Nov 2021
Font scripts
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Tag managers
Google Tag Manager
since Jan 2019
Web servers
Nginx
since Jan 2019
Audience
- 78% phone
- 20% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.33 / 10 · ranked #1,093,020 of all domains
23 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 9.3 MB · 63 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.