uu.nl

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uu.nl is ranked #4,212 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 391 places in four weeks. The domain was registered on Mar 27, 1997, 29 years, 6 months ago, through SURF B.V.. Its homepage uses jQuery, Drupal and Google Tag Manager. It is served by Apache.

Global rank

#4,212

▲ 79 this week

Domain age

29 years

since Mar 27, 1997

Technologies

detected on the homepage

SEO score

91/100

homepage checks

Popularity rank

#4,212 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: #4,212.

Weekly Tranco rank (lower is more popular).

See where uu.nl sits in the top 10,000

Domain registration

Registered: Mar 27, 1997 (29 years, 6 months ago)
Expires: —
Registrar: SURF B.V.
Name servers: australie.net.uu.nl, ns1.zurich.surf.net, azie.net.uu.nl, ns1.surfnet.nl
DNSSEC: Signed

From the registry's public RDAP record, checked Oct 1, 2026.

Technology stack

JavaScript libraries

CMS & site builders

Analytics

Web servers

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.

91/100

https://www.uu.nl/

Universiteit Utrecht | Sharing science, shaping tomorrow

De Universiteit Utrecht is een internationaal vooraanstaande onderzoeksuniversiteit waar studenten en onderzoekers samen werken aan een betere wereld.

19 passed · 4 warnings · 0 failed

Content

✓Title56 characters
✓Meta description150 characters
✓H1 headingExactly one H1
✓Subheadings7 H2 headings
✓Image alt textAll 6 images have alt text
!Content lengthAbout 298 words in the served HTML

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://www.uu.nl/
✓robots.txtFound
✓XML sitemapFound
✓Language attributenl
ihreflang2 language alternates
!Structured dataNo JSON-LD or microdata

Social sharing

✓Open GraphTitle, description and image set
!Twitter / X cardMissing

Technical

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

Security headers

✓Strict-Transport-SecuritySet
!Content-Security-PolicyNot set
✓Clickjacking protectionSet
✓X-Content-Type-OptionsSet
✓Referrer-PolicySet

Server response

Final URL: https://www.uu.nl/
HTTP status: 200
Server: Apache
Response time: 7.31 s (first byte 7.31 s, from our scanner in a US data centre)
HTML size: 38 KB
Compression: gzip

Sites with a similar tech stack

Rank	Website	Built with
#9,072	wfp.org	Drupal, Apache, jQuery
#1,852	takarakuji-official.jp	Apache, jQuery, Google Tag Manager
#2,467	plala.or.jp	Apache, jQuery, Google Tag Manager
#2,662	northwestern.edu	Apache, jQuery, Google Tag Manager
#3,162	sfu.ca	Apache, jQuery, Google Tag Manager
#3,929	axis.com	Drupal, jQuery, Google Tag Manager

Sites ranked near uu.nl

Rank	Website	Registered	Built with
#4,207	leetcode.com	2010	Cloudflare
#4,208	global-e.com	2007	WordPress, WP Engine, Cloudflare
#4,209	1capp.com	2010	AngularJS, Nginx, jQuery
#4,210	bngf.ru	—	—
#4,211	easyjet.com	1997	Akamai
#4,213	fnac.com	1997	—
#4,214	bitdrift.io	2023	Next.js, React, Amazon CloudFront
#4,215	google.com.sa	—	—
#4,216	ucoz.net	2005	Nginx, jQuery, Google Tag Manager
#4,217	seattletimes.com	1996	Amazon CloudFront

Questions about uu.nl

How popular is uu.nl?

uu.nl is #4,212 worldwide in the Tranco list published Oct 13, 2026.

How old is uu.nl?

uu.nl was registered on Mar 27, 1997, which makes the domain 29 years, 6 months old.

What is uu.nl built with?

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

Who is the registrar of uu.nl?

SURF B.V., according to the registry's RDAP record.