What powers 
omp.ac.jp?
Last seen Sep 2026 · 12 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Aug 2025
CDN
Google Hosted Libraries
since Feb 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
Red Hat
since Jan 2019
Programming languages
Tag managers
Google Tag Manager
since Jan 2019
Web server extensions
Web servers
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
- 59% phone
- 41% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.71 / 10 · ranked #760,206 of all domains
42 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English
- Weight: 16.5 MB · 93 requests
- Structured data: Microdata, OpenGraph
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: sinet.ad.jp
- Email: no MX record returned
- SSL: GlobalSign, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 1,202,404, 2 hosts
- Verified with: GlobalSign
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.omp.ac.jp | 11 |
| omp.ac.jp | 9 |