What powers 
pu-hiroshima.ac.jp?
Last seen Oct 2026 · 43 technologies across 23 categories
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AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| hiroshima prefecture | #96 | 2 |
| torii hiroshima | #64 | 1 |
| r not in | #49 | 1 |
| not in r | #58 | 1 |
| modern fiction woolf | #66 | 1 |
| modern fiction virginia woolf | #63 | 1 |
| woolf modern fiction | #62 | 0 |
| xtabs in r | #34 | 0 |
| survfit | #46 | 0 |
| torii gate miyajima | #71 | 0 |
| torii dimensions | #36 | 0 |
| urushi tree | #37 | 0 |
| r levelplot | #52 | 0 |
| seer sim | #89 | 0 |
| levelplot r | #28 | 0 |
| low lands thomas pynchon | #42 | 0 |
| active mail | #46 | 0 |
| hbms website | #96 | 0 |
| hbms website | #92 | 0 |
| hbms | #79 | 0 |
| iec 6 | #48 | 0 |
| dosnow | #27 | 0 |
| e stat | #65 | 0 |
| e-stat | #44 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 63% phone
- 37% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
5.91 / 10 · ranked #116,523 of all domains
219 referring domains · OpenPageRank
Search traffic
7 est. monthly organic visits (US)
24 keywords in Google's top 30
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 2.9 MB · 36 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- 県立広島大学 (Prefectural University of Hiroshima on Wikidata)
- Founded: 2005
- Country: Japan
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (soft fail), no DMARC record
- SSL: SECOM Trust Systems, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 512,283, 20 hosts
- Verified with: Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| shobaralr.pu-hiroshima.ac.jp | 16 |
| e-science.pu-hiroshima.ac.jp | 14 |
| mba.pu-hiroshima.ac.jp | 14 |
| life-science.pu-hiroshima.ac.jp | 11 |
| librarywww.pu-hiroshima.ac.jp | 10 |
| www.pu-hiroshima.ac.jp | 10 |
| cx.pu-hiroshima.ac.jp | 8 |
| hiris.pu-hiroshima.ac.jp | 8 |
| ies.pu-hiroshima.ac.jp | 4 |
| unipa.pu-hiroshima.ac.jp | 4 |
| idp.pu-hiroshima.ac.jp | 3 |
| libwww.pu-hiroshima.ac.jp | 3 |
Full technology history →
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Recent changes
- dropped TinyMCE Jan 2026
- detected Twitter Emoji (Twemoji) Dec 2025