What powers 
u-tokyo.ac.jp?
Last seen Sep 2026 · 384 technologies across 55 categories
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No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
- Aug 2026 *: Restricted (was Allowed)
- Aug 2026 robots.txt appeared
- Aug 2026 * added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| the university of tokyo japan | #1 | 3,000 |
| university of tokyo | #1 | 3,000 |
| tokyo u | #1 | 2,300 |
| todai university | #2 | 1,600 |
| tokyo university | #1 | 1,000 |
| university of tokyo location | #3 | 960 |
| do identical twins have the same dna | #3 | 960 |
| univer | #70 | 950 |
| university of tokyo | #5 | 460 |
| bilateral triangle | #25 | 350 |
| can identical twins have the same dna | #5 | 290 |
| tokyo central | #39 | 280 |
| chloroplast | #33 | 230 |
| graybar | #57 | 210 |
| todai university | #8 | 200 |
| utokyo | #1 | 180 |
| some isosceles triangles are not equilateral | #3 | 180 |
| tokyo japan | #30 | 170 |
| does an animal cell have chloroplast | #5 | 170 |
| japan and robotics | #2 | 160 |
| shibuya ku tokyo | #76 | 140 |
| identical twins have the same dna | #9 | 120 |
| vacuole | #60 | 120 |
| hachiko statue | #11 | 110 |
| cooling world | #64 | 100 |
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 robots.txt, all AI crawlers allowed
Audience
- 57% phone
- 42% desktop
- 2% tablet
Japan
India
United States
Indonesia
Pakistan
Bangladesh
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
8.71 / 10 · ranked #1,079 of all domains
10,426 referring domains · OpenPageRank
Search traffic
25,200 est. monthly organic visits (US)
7,795 keywords in Google's top 30
Core Web Vitals
| LCP | 3.8 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 1800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 69.2 MB · 197 requests
- WordPress theme: ut-ch · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Similar sites
tsukuba.ac.jp 53 shared
sakura.ne.jp 92 shared
kyoto-u.ac.jp 71 shared
unam.mx 105 shared
osaka-u.ac.jp 53 shared
keio.ac.jp 46 shared
- main.jp 77 shared
nagoya-u.ac.jp 48 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- 東京大学 バーチャルリアリティ 教育研究センター (University of Tokyo on Wikidata)
- Founded: 1877
- Country: Japan
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- DNS: sinet.ad.jp
- Email: u-tokyo.ac.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 5,239, 3,157 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| www.cntp.t.u-tokyo.ac.jp | 30 |
| bmc.t.u-tokyo.ac.jp | 29 |
| www.ae.k.u-tokyo.ac.jp | 29 |
| www.iqb.u-tokyo.ac.jp | 28 |
| hep.m.u-tokyo.ac.jp | 27 |
| www.ga.a.u-tokyo.ac.jp | 27 |
| www.ht-lab.ducr.u-tokyo.ac.jp | 27 |
| cts.m.u-tokyo.ac.jp | 25 |
| dee.t.u-tokyo.ac.jp | 25 |
| intl.civil.t.u-tokyo.ac.jp | 25 |
| malt.um.u-tokyo.ac.jp | 25 |
| www.meta-school.t.u-tokyo.ac.jp | 25 |
| dalt.c.u-tokyo.ac.jp | 24 |
| gci.t.u-tokyo.ac.jp | 24 |
| utccs.u-tokyo.ac.jp | 24 |
| www.ashihara.iis.u-tokyo.ac.jp | 24 |
| www.en.a.u-tokyo.ac.jp | 24 |
| www.hnl.t.u-tokyo.ac.jp | 24 |
| www.lib.a.u-tokyo.ac.jp | 24 |
| www.mol.k.u-tokyo.ac.jp | 24 |
| www.pemayfes.t.u-tokyo.ac.jp | 24 |
| gci2.t.u-tokyo.ac.jp | 23 |
| organpathophysiology.m.u-tokyo.ac.jp | 23 |
| up.t.u-tokyo.ac.jp | 23 |
Full technology history →
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Recent changes
- detected Amazon Associates Sep 2026
- detected Amazon SES Aug 2026
- dropped Google Ads Aug 2026
- dropped Google Ads Conversion Tracking Aug 2026
- detected Cloudinary Jul 2026
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- dropped Envoy Jun 2026
- dropped Otter Blocks May 2026
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- detected Google Ads Dec 2025
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- dropped HubSpot Analytics Dec 2025
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- dropped Envoy Nov 2025
- detected Linkedin Insight Tag Nov 2025