lua.org

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lua.org is ranked #3,595 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 46 places in four weeks. The domain was registered on May 1, 2000, 26 years, 5 months ago, through Gandi SAS, and is paid up until May 1, 2028. It is served by Nginx.

Global rank

#3,595

▲ 3 this week

Domain age

26 years

since May 1, 2000

Technologies

detected on the homepage

SEO score

52/100

homepage checks

Popularity rank

#3,595 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: #3,515.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: May 1, 2000 (26 years, 5 months ago)
Expires: May 1, 2028
Registrar: Gandi SAS
Name servers: dns2.msys.ch, dns1.msys.ch
DNSSEC: Not signed

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

Technology stack

Web servers

Nginx 1.20.1

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.

52/100

https://lua.org/

The Programming Language Lua

Official website of the Lua language

5 passed · 14 warnings · 4 failed

Content

✓Title28 characters
!Meta description36 characters — aim for 50–170
✕H1 headingMissing in the served HTML
!SubheadingsNo H2 headings in the served HTML
✓Image alt textAll 2 images have alt text
✕Content lengthAbout 14 words in the served HTML

Indexing

✓IndexableNo noindex directive
!Canonical URLMissing
!robots.txtNot found
!XML sitemapNot found
!Language attributeMissing
!Structured dataNo JSON-LD or microdata

Social sharing

✕Open GraphMissing
!Twitter / X cardMissing

Technical

✓HTTPSServed over HTTPS
✕Mobile viewportMissing
!FaviconMissing
!Character encodingiso-8859-1

Security headers

✓Strict-Transport-SecuritySet
!Content-Security-PolicyNot set
!Clickjacking protectionNot set
!X-Content-Type-OptionsNot set
!Referrer-PolicyNot set

Server response

Final URL: https://lua.org/
HTTP status: 200
Server: nginx/1.20.1
Response time: 1.75 s (first byte 1.75 s, from our scanner in a US data centre)
HTML size: 2.0 KB
Compression: none reported

Sites ranked near lua.org

Rank	Website	Registered	Built with
#3,590	faceit.com	1996	Cloudflare
#3,591	ad-score.com	2014	—
#3,592	jftechws.com	2023	Nginx
#3,593	awsdns-48.com	2010	—
#3,594	awsdns-10.com	2010	—
#3,596	digitaltrends.com	2003	Amazon CloudFront
#3,597	awsdns-58.com	2010	—
#3,598	uga.edu	—	Amazon CloudFront
#3,599	hs-banner.com	2020	—
#3,600	afrinic.net	1999	—

Questions about lua.org

How popular is lua.org?

lua.org is #3,595 worldwide in the Tranco list published Oct 13, 2026.

How old is lua.org?

lua.org was registered on May 1, 2000, which makes the domain 26 years, 5 months old.

What is lua.org built with?

We detected Nginx on its homepage.

Who is the registrar of lua.org?

Gandi SAS, according to the registry's RDAP record.