cern.ch

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cern.ch is ranked #2,927 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 17 places in four weeks. Its homepage uses jQuery, WordPress, Matomo and PHP. It is served by OpenResty.

Global rank

#2,927

▼ 6 this week

Domain age

—

Registration date unavailable

Technologies

detected on the homepage

SEO score

67/100

homepage checks

Popularity rank

#2,927 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: #2,703.

Weekly Tranco rank (lower is more popular).

See where cern.ch sits in the top 10,000

Domain registration

The registry for .ch does not publish registration data over RDAP.

Technology stack

JavaScript libraries

CMS & site builders

Analytics

Web servers

Back-end

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.

67/100

https://home.cern/

Home | CERN

(no meta description)

11 passed · 9 warnings · 3 failed

Content

!Title11 characters — aim for 15–65
✕Meta descriptionMissing
✕H1 headingMissing in the served HTML
✓Subheadings20 H2 headings
✓Image alt textAll 44 images have alt text
✓Content lengthAbout 830 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://home.cern/
!robots.txtNot found
✓XML sitemapFound
✓Language attributeen-GB
ihreflang2 language alternates
!Structured dataNo JSON-LD or microdata

Social sharing

✕Open GraphMissing
!Twitter / X cardMissing

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://home.cern/
HTTP status: 200
Server: openresty/1.27.1.2
Response time: 9.79 s (first byte 9.53 s, from our scanner in a US data centre)
HTML size: 292 KB
Compression: gzip

Sites with a similar tech stack

Rank	Website	Built with
#5,167	wassenaar.org	WordPress, jQuery, Matomo
#6,748	esteri.it	WordPress, jQuery, Google Analytics
#9,805	gdpr-info.eu	WordPress, Nginx, jQuery

Sites ranked near cern.ch

Rank	Website	Registered	Built with
#2,922	imageshack.us	—	Varnish, jQuery, Google Tag Manager
#2,923	tesla.services	2015	—
#2,924	check24.de	—	Remix, Nginx
#2,925	dnsimple.com	2010	Nginx, Google Tag Manager
#2,926	news.cn	—	jQuery
#2,928	prezi.com	2000	Next.js, React
#2,929	malwarebytes.com	2004	WordPress, Nginx, jQuery
#2,930	glassdoor.com	2003	Cloudflare
#2,931	sberdevices.ru	—	—
#2,932	assetsconfigcdn.org	2024	—