What powers tsukuba.ac.jp?
Last seen Aug 2026 · 224 technologies across 41 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 Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| tsukuba university japan | #1 | 730 |
| university of tsukuba | #1 | 730 |
| tsukuba japan | #4 | 66 |
| kano jigoro | #8 | 47 |
| hikikomori meaning | #18 | 18 |
| tsukuba ibaraki | #5 | 14 |
| hikikomori definition | #54 | 11 |
| tokyo universities | #45 | 9 |
| tokyo university | #53 | 7 |
| tsuba | #82 | 6 |
| wpi tuition | #100 | 5 |
| best universities in japan | #30 | 5 |
| mext japan scholarship | #11 | 5 |
| wpi plan | #78 | 4 |
| uni japanese | #62 | 4 |
| japan logo | #78 | 4 |
| wpi library | #60 | 3 |
| tokyo japan postal code | #71 | 3 |
| tsubaki la | #56 | 3 |
| tsu japanese | #88 | 3 |
| artspace charter | #36 | 3 |
| nature lab tokyo | #93 | 3 |
| ac japan | #60 | 3 |
| hideki shirakawa | #4 | 3 |
| wpi campus map | #34 | 2 |
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
- 58% phone
- 40% desktop
- 1% tablet
Japan
India
Pakistan
Bangladesh
Indonesia
Brazil
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
8.28 / 10 · ranked #4,154 of all domains
3,298 referring domains · OpenPageRank
Search traffic
1,800 est. monthly organic visits (US)
517 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0.6 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.8 MB · 65 requests
- WordPress theme: actsukuba · all themes
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Similar sites
- kyoto-u.ac.jp 44 shared
- u-tokyo.ac.jp 52 shared
- u-ryukyu.ac.jp 23 shared
- kyushu-u.ac.jp 27 shared
- titech.ac.jp 25 shared
- nagoya-u.ac.jp 30 shared
- nihon-u.ac.jp 23 shared
- keio.ac.jp 30 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Mountain Science Center, University of Tsukuba (University of Tsukuba on Wikidata)
- Founded: 1973
- Country: Japan
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Email: tsukuba.ac.jp
- Email security: no SPF record, no DMARC record
- SSL: SECOM Trust Systems, RSA 2048, expires Apr 2027
- Common Crawl link graph: rank 8,260, 1,080 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| diversity.tsukuba.ac.jp | 28 |
| patricia.ph.tsukuba.ac.jp | 24 |
| www.arihhp.taiiku.tsukuba.ac.jp | 24 |
| informatics.tsukuba.ac.jp | 22 |
| mvml.slis.tsukuba.ac.jp | 22 |
| rhodia.ph.tsukuba.ac.jp | 22 |
| sanlab.iit.tsukuba.ac.jp | 22 |
| shakai.tsukuba.ac.jp | 22 |
| digitalnature.slis.tsukuba.ac.jp | 20 |
| extension.sec.tsukuba.ac.jp | 20 |
| opop.tsukuba.ac.jp | 20 |
| www.sakado-s.tsukuba.ac.jp | 20 |
| grad.pas.tsukuba.ac.jp | 19 |
| jp-ex.tsukuba.ac.jp | 19 |
| rdcli.md.tsukuba.ac.jp | 19 |
| tsa.tsukuba.ac.jp | 19 |
| www.bres.tsukuba.ac.jp | 19 |
| www.fbs.otsuka.tsukuba.ac.jp | 19 |
| www.heritage.tsukuba.ac.jp | 19 |
| www.sanrenhonbu.tsukuba.ac.jp | 19 |
| ah.iit.tsukuba.ac.jp | 18 |
| ddpi.icrhs.tsukuba.ac.jp | 18 |
| mediaart.slis.tsukuba.ac.jp | 18 |
| mountain-studies.tsukuba.ac.jp | 18 |
Full technology history →
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Recent changes
- dropped Colibri WP Jul 2026
- detected Marked Jul 2026
- dropped Plyr Jul 2026
- detected Lenis Apr 2026
- detected Closure Library Jan 2026
- detected Cookie Notice Dec 2025