What powers 
hiroshima-u.ac.jp?
Last seen Oct 2026 · 212 technologies across 45 categories
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AI Crawlers
Blocks 1 of 33 AI crawlers we track by name in its robots.txt. Checked Nov 2026. A recent check saw a policy file missing; awaiting confirmation.
Search and AI assistants
- PetalBot Blocked
The other 32 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
- Oct 2026 petalbot added to robots.txt
- Oct 2026 petalbot removed from robots.txt
- Oct 2026 llms.txt appeared
- Oct 2026 claudebot removed from robots.txt
- Oct 2026 googleother removed from robots.txt
- Oct 2026 petalbot added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| hiroshima | #6 | 6,800 |
| hiroshima university | #1 | 220 |
| japanese chicken breed | #2 | 96 |
| japanese chicken breed | #2 | 96 |
| black hole picture | #26 | 70 |
| sakura flower | #75 | 38 |
| where is hiroshima | #8 | 32 |
| japanese rooster | #6 | 30 |
| japanese chicken breeds | #2 | 29 |
| japanese chicken breeds | #2 | 29 |
| japanese hen | #3 | 25 |
| hiroshima japan | #55 | 25 |
| emmanuel todd | #8 | 20 |
| japan academy prize | #5 | 18 |
| hiroshima university | #7 | 18 |
| japanese chicken animal | #3 | 17 |
| japanese chicken animal | #3 | 17 |
| specific program | #4 | 11 |
| qta | #28 | 11 |
| unam mexico tuition fees | #6 | 9 |
| hiroshima station | #29 | 9 |
| hiroshima mutations | #60 | 6 |
| hiroshima map | #36 | 6 |
| chicken in japanese language | #60 | 5 |
| higashi | #53 | 5 |
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
1 of 33 AI crawlers blocked
Standards: llms.txt
Audience
- 54% phone
- 46% desktop
Japan
India
Pakistan
Indonesia
Nigeria
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
8.17 / 10 · ranked #5,471 of all domains
2,592 referring domains · OpenPageRank
Search traffic
7,800 est. monthly organic visits (US)
648 keywords in Google's top 30
Core Web Vitals
| LCP | 0.8 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 3.6 MB · 91 requests
- WordPress theme: hiroshima-u-hydraulics · all themes
Homepage as crawled by the HTTP Archive, Oct 2026.
Similar sites
oita-u.ac.jp 15 shared
kanazawa-u.ac.jp 21 shared
- sakuraweb.com 22 shared
u-ryukyu.ac.jp 21 shared
- x0.com 17 shared
osaka-u.ac.jp 30 shared
- main.jp 44 shared
mhlw.go.jp 23 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Hiroshima University
- Founded: 1949
- Country: Japan
From Wikidata (CC0).
Infrastructure
- DNS: sinet.ad.jp
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 9,295, 854 hosts
- Verified with: Adobe, Google, Meta Business, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| kendo.hiroshima-u.ac.jp | 28 |
| www.media.hiroshima-u.ac.jp | 25 |
| bmk.hiroshima-u.ac.jp | 23 |
| nihongo.hiroshima-u.ac.jp | 23 |
| wpi-skcm2.hiroshima-u.ac.jp | 23 |
| www.flare.hiroshima-u.ac.jp | 23 |
| amphibian.hiroshima-u.ac.jp | 21 |
| gpad.hiroshima-u.ac.jp | 21 |
| huag.hiroshima-u.ac.jp | 21 |
| jsfs-fall.hiroshima-u.ac.jp | 21 |
| marinebiotechnology2025.hiroshima-u.ac.jp | 21 |
| osaka.hiroshima-u.ac.jp | 21 |
| pcsetup.media.hiroshima-u.ac.jp | 21 |
| rihe.hiroshima-u.ac.jp | 21 |
| soshinhp.hiroshima-u.ac.jp | 21 |
| tgo.hiroshima-u.ac.jp | 21 |
| www.hsrc.hiroshima-u.ac.jp | 21 |
| health.hiroshima-u.ac.jp | 20 |
| hoip.hiroshima-u.ac.jp | 20 |
| nerps.hiroshima-u.ac.jp | 20 |
| yuketsu.hiroshima-u.ac.jp | 20 |
| cice.hiroshima-u.ac.jp | 19 |
| easts.hiroshima-u.ac.jp | 19 |
| mdphd.hiroshima-u.ac.jp | 19 |
Full technology history →
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Recent changes
- detected RankMath SEO Sep 2026
- detected GTranslate Aug 2026
- detected Polylang Aug 2026
- dropped TinyMCE May 2026
- detected Cloudflare Turnstile Jan 2026