aclu.org

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aclu.org is ranked #5,424 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 44 places in four weeks. The domain was registered on Jul 1, 1991, 35 years, 3 months ago, through Cloudflare, Inc., and is paid up until Jun 30, 2027. Its homepage uses WordPress. It is served through Pantheon.

Global rank

#5,424

▼ 1 this week

Domain age

35 years

since Jul 1, 1991

Technologies

detected on the homepage

SEO score

87/100

homepage checks

Popularity rank

#5,424 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: #5,138.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: Jul 1, 1991 (35 years, 3 months ago)
Expires: Jun 30, 2027
Registrar: Cloudflare, Inc.
Name servers: apollo.ns.cloudflare.com, katelyn.ns.cloudflare.com
DNSSEC: Not signed

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

Technology stack

CMS & site builders

WordPress 6.9.9

Hosting

Pantheon

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.

87/100

https://www.aclu.org/

American Civil Liberties Union | The ACLU dares to create a more perfect union — beyond one person, party, or side. Our mission is to realize this promise of the United States Constitution for all and expand the reach of its guarantees.

The ACLU dares to create a more perfect union — beyond one person, party, or side. Our mission is to realize this promise of the United States Constitution for all and expand the reach of its guarantees.

17 passed · 6 warnings · 0 failed

Content

!Title236 characters — aim for 15–65
!Meta description203 characters — aim for 50–170
✓H1 headingExactly one H1
✓Subheadings8 H2 headings
✓Image alt textAll 11 images have alt text
✓Content lengthAbout 695 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://www.aclu.org/
✓robots.txtFound
!XML sitemapNot found
✓Language attributeen-US
ihreflang1 language alternates
✓Structured dataWebPage, WebSite, Organization

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-PolicySet
!Clickjacking protectionNot set
!X-Content-Type-OptionsNot set
!Referrer-PolicyNot set

Server response

Final URL: https://www.aclu.org/
HTTP status: 200
Server: —
Response time: 6.92 s (first byte 6.92 s, from our scanner in a US data centre)
HTML size: 75 KB
Compression: gzip

Sites ranked near aclu.org

Rank	Website	Registered	Built with
#5,419	uh.edu	—	jsDelivr, Apache, jQuery
#5,420	stretchoid.com	2016	Nginx, jQuery, Google Fonts
#5,421	adplay.ru	—	Next.js, React, Nginx
#5,422	amazon.ie	—	Akamai
#5,423	benzinga.com	2009	Cloudflare
#5,425	laravel-news.com	2014	Alpine.js, Cloudflare, Fathom
#5,426	bookshop.org	1998	Cloudflare
#5,427	18.in-addr.arpa	—	—
#5,428	qodeinteractive.com	2011	Cloudflare
#5,429	makeuseof.com	2006	jsDelivr, Nginx, Google Analytics

Questions about aclu.org

How popular is aclu.org?

aclu.org is #5,424 worldwide in the Tranco list published Oct 13, 2026.

How old is aclu.org?

aclu.org was registered on Jul 1, 1991, which makes the domain 35 years, 3 months old.

What is aclu.org built with?

We detected WordPress and Pantheon on its homepage.

Who is the registrar of aclu.org?

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