What powers hirotaka.co.jp?
Last seen Sep 2026 · 24 technologies across 16 categories
Analytics
Google Analytics
since May 2020
CMS
Wix
since Oct 2021
Font scripts
Google Font API
since May 2024
Issue trackers
Sentry
since Oct 2021
JavaScript frameworks
JavaScript libraries
Closure Library
since Jan 2026
Marked
since Jul 2026
Miscellaneous
Open Graph
since May 2024
Programming languages
Java
since May 2020
Retargeting
Google Remarketing Tag
since Oct 2021
Security
Tag managers
Google Tag Manager
since Oct 2021
UI frameworks
Video players
YouTube
since Sep 2021
Web servers
Apache HTTP Server
since Aug 2022
OpenGSE
since May 2020
Webmail
Google Workspace
since Aug 2022
Widgets
Wheelio
since Sep 2021
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.41 / 10 · ranked #2,669,634 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| CLS | 0 |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Google
- Weight: 2.8 MB · 93 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on UCOM ARTERIA Networks Corporation (221.246.185.76)
- DNS: ucom.ne.jp
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 10,518,190, 4 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| skygarden.hirotaka.co.jp | 15 |
| 50s-racer.hirotaka.co.jp | 8 |
| www.hirotaka.co.jp | 4 |
Full technology history →
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Recent changes
- detected Closure Library Jan 2026
- dropped Google Sites Dec 2025