clerk.com

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clerk.com is ranked #6,364 in the Tranco list of the world's most popular websites (list of Oct 13, 2026). The domain was registered on Apr 10, 1996, 30 years, 6 months ago, through Register.com - Network Solutions, LLC, and is paid up until Apr 11, 2033. Its homepage uses Next.js and React. It is served through Vercel.

Global rank

#6,364

▲ 1,352 this week

Domain age

30 years

since Apr 10, 1996

Technologies

detected on the homepage

SEO score

98/100

homepage checks

Popularity rank

#6,364 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: #6,364.

Weekly Tranco rank (lower is more popular).

See where clerk.com sits in the top 10,000

Domain registration

Registered: Apr 10, 1996 (30 years, 6 months ago)
Expires: Apr 11, 2033
Registrar: Register.com - Network Solutions, LLC
Name servers: ns1.dnsimple.com, ns2.dnsimple.com, ns3.dnsimple.com, ns4.dnsimple-edge.org, ns4.dnsimple.com
DNSSEC: Not signed

From the registry's public RDAP record, checked Oct 7, 2026.

Technology stack

JavaScript frameworks

Next.js React

Hosting

Vercel

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.

98/100

https://clerk.com/

Clerk | Authentication and User Management

The easiest way to add authentication and user management to your application. Purpose-built for React, Next.js, Remix, and “The Modern Web”.

22 passed · 1 warnings · 0 failed

Content

✓Title42 characters
✓Meta description141 characters
✓H1 headingExactly one H1
✓Subheadings5 H2 headings
✓Image alt textAll 159 images have alt text
✓Content lengthAbout 1,240 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://clerk.com
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen
✓Structured dataOrganization, WebSite

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

Server response

Final URL: https://clerk.com/
HTTP status: 200
Server: Vercel
Response time: 2.32 s (first byte 2.26 s, from our scanner in a US data centre)
HTML size: 1.1 MB
Compression: br

Sites with a similar tech stack

Rank	Website	Built with
#619	vercel.app	Next.js, React, Vercel
#620	hotjar.com	Next.js, React, Vercel
#949	tailscale.com	Next.js, React, Vercel
#1,015	supabase.co	Next.js, React, Vercel
#2,991	gotowebinar.com	Next.js, React, Vercel
#3,008	vercel.com	Next.js, React, Vercel

Sites ranked near clerk.com

Rank	Website	Registered	Built with
#6,359	brew.sh	—	Jekyll, GitHub Pages, cdnjs
#6,360	accompany.com	1999	cdnjs, Nginx, jQuery
#6,361	nykaa.com	2012	—
#6,362	newrepublic.com	2002	Fastly, Nginx, Google Tag Manager
#6,363	easports.com	1996	cdnjs, unpkg, Google Tag Manager
#6,365	zapimoveis.com.br	2006	Cloudflare
#6,366	appdynamics.com	2001	Akamai, Fastly, Google Analytics
#6,367	tlivepush.com	2020	—
#6,368	telecinco.es	—	Astro, Envoy, Varnish
#6,369	airbridge.io	2015	Next.js, React, Vercel

Questions about clerk.com

How popular is clerk.com?

clerk.com is #6,364 worldwide in the Tranco list published Oct 13, 2026.

How old is clerk.com?

clerk.com was registered on Apr 10, 1996, which makes the domain 30 years, 6 months old.

What is clerk.com built with?

We detected Next.js, React and Vercel on its homepage.