What powers 
hbio.jp?
Last seen Sep 2026 · 21 technologies across 13 categories
Advertising
Google Ads
since Dec 2022
Yahoo Advertising
since Apr 2022
Analytics
Google Ads Conversion Tracking
since Dec 2021
Google Analytics
since Sep 2019
CDN
Font scripts
Google Font API
since Jan 2019
Hosting
Sakura Internet
since Aug 2022
JavaScript libraries
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Sep 2024
Miscellaneous
Open Graph
since Sep 2022
PWA
since Aug 2022
Security
HSTS
since Jul 2024
Tag managers
Google Tag Manager
since Sep 2019
Video players
YouTube
since Oct 2024
Web servers
Nginx
since Jul 2024
Webmail
Microsoft 365
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 59% phone
- 41% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.48 / 10 · ranked #405,503 of all domains
64 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 6.3 MB · 150 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Hirotsu Bio Science Inc.
- Founded: 2016
- Sector: biotechnology industry
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on AIR Air Internet Service Co.,Ltd. (210.166.78.145)
- DNS: Sakura Internet
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine
- SSL: JPRS, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 543,901
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted