schema.org

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schema.org is ranked #5,760 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 195 places in four weeks. The domain was registered on Jan 14, 2005, 21 years, 8 months ago, through MarkMonitor Inc., and is paid up until Jan 14, 2027. Its homepage uses jQuery and Google Analytics.

Global rank

#5,760

▲ 15 this week

Domain age

21 years

since Jan 14, 2005

Technologies

detected on the homepage

SEO score

75/100

homepage checks

Popularity rank

#5,760 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: #5,760.

Weekly Tranco rank (lower is more popular).

See where schema.org sits in the top 10,000

Domain registration

Registered: Jan 14, 2005 (21 years, 8 months ago)
Expires: Jan 14, 2027
Registrar: MarkMonitor Inc.
Name servers: ns1.google.com, ns2.google.com, ns3.google.com, ns4.google.com
DNSSEC: Not signed

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

Technology stack

JavaScript libraries

jQuery

Analytics

Google Analytics

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.

75/100

https://schema.org/

Schema.org - Schema.org

Schema.org is a set of extensible schemas that enables webmasters to embed structured data on their web pages for use by search engines and other applications.

12 passed · 9 warnings · 1 failed

Content

✓Title23 characters
✓Meta description163 characters
✓H1 headingExactly one H1
!SubheadingsNo H2 headings in the served HTML
iImage alt textNo images in the served HTML
!Content lengthAbout 231 words in the served HTML

Indexing

✓IndexableNo noindex directive
!Canonical URLMissing
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen
✓Structured dataWebSite

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://schema.org/
HTTP status: 200
Server: Google Frontend
Response time: 30 ms (first byte 28 ms, from our scanner in a US data centre)
HTML size: 8.0 KB
Compression: none reported

Sites ranked near schema.org

Rank	Website	Registered	Built with
#5,755	uchi.ru	—	Nginx
#5,756	kuronekoyamato.co.jp	—	Apache, Google Tag Manager
#5,757	transip.eu	—	Nginx, Google Tag Manager
#5,758	caiway.nl	2003	Cloudflare
#5,759	up.pt	—	cdnjs, Cloudflare, jQuery
#5,761	cesuyun.com	2019	—
#5,762	zopim.com	2006	Next.js, React, Cloudflare
#5,763	bidderstack.com	2017	—
#5,764	stabletransit.com	2004	—
#5,765	queniurc.com	2021	—

Questions about schema.org

How popular is schema.org?

schema.org is #5,760 worldwide in the Tranco list published Oct 13, 2026.

How old is schema.org?

schema.org was registered on Jan 14, 2005, which makes the domain 21 years, 8 months old.

What is schema.org built with?

We detected jQuery and Google Analytics on its homepage.

Who is the registrar of schema.org?

MarkMonitor Inc., according to the registry's RDAP record.