loc.gov

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loc.gov is ranked #661 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), down 15 places in four weeks. The domain was registered on Oct 2, 1997, 29 years ago, through get.gov, and is paid up until Jul 7, 2027. Its homepage uses jQuery and Font Awesome. It is served through Cloudflare.

Global rank

#661

▼ 6 this week

Domain age

29 years

since Oct 2, 1997

Technologies

detected on the homepage

SEO score

91/100

homepage checks

Popularity rank

#661 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: #587.

Weekly Tranco rank (lower is more popular).

See where loc.gov sits in the top 10,000

Domain registration

Registered: Oct 2, 1997 (29 years ago)
Expires: Jul 7, 2027
Registrar: get.gov
Name servers: alice.ns.cloudflare.com, kevin.ns.cloudflare.com
DNSSEC: Signed

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

Technology stack

JavaScript libraries

jQuery 1.8.2

UI frameworks & fonts

Font Awesome

CDN

Cloudflare

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.loc.gov/

Home | Library of Congress

The world's largest library. View historic photos, maps, books and more. Contact experts for help with research. Plan a visit. Home of U.S. Copyright Office.

19 passed · 4 warnings · 0 failed

Content

✓Title26 characters
✓Meta description157 characters
✓H1 headingExactly one H1
✓Subheadings8 H2 headings
✓Image alt textAll 60 images have alt text
✓Content lengthAbout 1,069 words

Indexing

✓IndexableNo noindex directive
!Canonical URLMissing
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen
!Structured dataNo JSON-LD or microdata

Social sharing

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

Technical

✓HTTPSServed over HTTPS
✓Mobile viewportFound
!FaviconMissing
✓Character encodingutf-8

Security headers

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

Server response

Final URL: https://www.loc.gov/
HTTP status: 200
Server: cloudflare
Response time: 37 ms (first byte 31 ms, from our scanner in a US data centre)
HTML size: 75 KB
Compression: none reported

Sites with a similar tech stack

Rank	Website	Built with
#9,545	milfat.com	Cloudflare, jQuery, Font Awesome
#1,766	tamilsexvids.net	WordPress, Cloudflare, jQuery
#1,788	xxxhindi.to	WordPress, Cloudflare, jQuery
#2,352	ny.gov	Drupal, Cloudflare, jQuery
#7,276	bitcoin.org	Cloudflare, jQuery, Cloudflare Web Analytics
#8,975	natomanga.com	Cloudflare, jQuery, Google Analytics

Sites ranked near loc.gov

Rank	Website	Registered	Built with
#656	footprintdns.com	2014	—
#657	bytedns1.com	2019	—
#658	msidentity.com	2016	—
#659	spotifycdn.com	2019	Fastly
#660	bitdefender.net	2008	Cloudflare, Fastly
#662	hostgator.com.br	2005	Next.js, React, Cloudflare
#663	sharethrough.com	2008	—
#664	meta.com	1991	—
#665	telephony.goog	2017	—
#666	service.gov.uk	2013	Fastly, Nginx

Questions about loc.gov

How popular is loc.gov?

loc.gov is #661 worldwide in the Tranco list published Oct 13, 2026.

How old is loc.gov?

loc.gov was registered on Oct 2, 1997, which makes the domain 29 years old.

What is loc.gov built with?

We detected jQuery, Font Awesome and Cloudflare on its homepage.

Who is the registrar of loc.gov?

get.gov, according to the registry's RDAP record.