u-tokyo.ac.jp

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u-tokyo.ac.jp is ranked #4,269 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 133 places in four weeks. Its homepage uses jQuery, Google Fonts and Google Tag Manager. It is served by Apache.

Global rank

#4,269

▲ 26 this week

Domain age

—

Registration date unavailable

Technologies

detected on the homepage

SEO score

78/100

homepage checks

Popularity rank

#4,269 of the top 1 million sites in the Tranco research ranking, which averages several traffic and DNS sources over 30 days. Best rank in the period shown: #4,183.

Weekly Tranco rank (lower is more popular).

See where u-tokyo.ac.jp sits in the top 10,000

Domain registration

The registry for .ac.jp does not publish registration data over RDAP.

Technology stack

JavaScript libraries

jQuery

UI frameworks & fonts

Google Fonts

Analytics

Google Tag Manager

Web servers

Apache

Detected from the homepage HTML and response headers on Oct 14, 2026. Tools loaded only after scripts run (or after consent banners) may be missing.

Homepage SEO check

Checked from the HTML our scanner received on Oct 14, 2026. Content added later by JavaScript isn't counted.

78/100

https://www.u-tokyo.ac.jp/ja/index.html

東京大学

東京大学のオフィシャルサイトです。大学案内、学部・大学院等の紹介、研究活動、国際活動、入学案内等、東京大学の情報をご覧いただけます。

13 passed · 10 warnings · 0 failed

Content

!Title4 characters — aim for 15–65
✓Meta description66 characters
✓H1 headingExactly one H1
!SubheadingsNo H2 headings in the served HTML
✓Image alt textAll 121 images have alt text
✓Content lengthAbout 3,125 words

Indexing

✓IndexableNo noindex directive
!Canonical URLMissing
✓robots.txtFound
!XML sitemapNot found
✓Language attributeja
!Structured dataNo JSON-LD or microdata

Social sharing

✓Open GraphTitle, description and image set
✓Twitter / X cardsummary_large_image

Technical

✓HTTPSServed over HTTPS
✓Mobile viewportFound
✓FaviconFound
✓Character encodingUTF-8

Security headers

!Strict-Transport-SecurityNot set
!Content-Security-PolicyNot set
!Clickjacking protectionNot set
!X-Content-Type-OptionsNot set
!Referrer-PolicyNot set

Server response

Final URL: https://www.u-tokyo.ac.jp/ja/index.html
HTTP status: 200
Server: Apache
Response time: 8.07 s (first byte 7.61 s, from our scanner in a US data centre)
HTML size: 101 KB
Compression: none reported

Sites with a similar tech stack

Rank	Website	Built with
#8,279	secomtrust.net	Apache, jQuery, Google Tag Manager
#8,626	portalsamorzadowy.pl	Apache, jQuery, Google Tag Manager
#3,536	iqm.com	WordPress, Apache, jQuery
#4,897	kuleuven.be	jsDelivr, Apache, jQuery
#4,917	manchester.ac.uk	Amazon CloudFront, Apache, jQuery
#9,072	wfp.org	Drupal, Apache, jQuery

Sites ranked near u-tokyo.ac.jp

Rank	Website	Registered	Built with
#4,264	ubs.com	1993	—
#4,265	gwu.edu	—	Drupal, Cloudflare, Font Awesome
#4,266	mailgun.net	2010	WordPress, WP Engine, Cloudflare
#4,267	cms.gov	2001	Drupal, Akamai, jQuery
#4,268	termly.io	2016	WordPress, WP Engine, Cloudflare
#4,270	pochta.ru	—	—
#4,271	nber.org	1996	Drupal, Pantheon, cdnjs
#4,272	tubitv.com	2014	Amazon CloudFront, Nginx
#4,273	tvtropes.org	2005	Cloudflare
#4,274	sliide.cloud	2017	—

Questions about u-tokyo.ac.jp

How popular is u-tokyo.ac.jp?

u-tokyo.ac.jp is #4,269 worldwide in the Tranco list published Oct 13, 2026.

What is u-tokyo.ac.jp built with?

We detected jQuery, Google Fonts, Google Tag Manager and Apache on its homepage.