spec.org

Live check Visit ↗

spec.org is ranked #5,735 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), down 370 places in four weeks. The domain was registered on Sep 23, 1997, 29 years ago, through Network Solutions, LLC, and is paid up until Sep 22, 2030. Its homepage uses Hugo and Google Fonts. It is served by Apache.

Global rank

#5,735

▼ 30 this week

Domain age

29 years

since Sep 23, 1997

Technologies

detected on the homepage

SEO score

68/100

homepage checks

Popularity rank

#5,735 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: #4,564.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: Sep 23, 1997 (29 years ago)
Expires: Sep 22, 2030
Registrar: Network Solutions, LLC
Name servers: pro.spec.org, ns1.headgear.org, spec.cs.miami.edu
DNSSEC: Not signed

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

Technology stack

CMS & site builders

Hugo 0.127.0

UI frameworks & fonts

Google Fonts

Web servers

Apache

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.

68/100

https://spec.org/

SPEC - Standard Performance Evaluation Corporation

(no meta description)

11 passed · 8 warnings · 3 failed

Content

✓Title50 characters
✕Meta descriptionMissing
✕H1 headingMissing in the served HTML
!SubheadingsNo H2 headings in the served HTML
✓Image alt textAll 11 images have alt text
✓Content lengthAbout 906 words

Indexing

✓IndexableNo noindex directive
iCanonical URLPoints to another host: https://www.spec.org/
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen
!Structured dataNo JSON-LD or microdata

Social sharing

✕Open GraphMissing
!Twitter / X cardMissing

Technical

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

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://spec.org/
HTTP status: 200
Server: Apache
Response time: 2.24 s (first byte 2.17 s, from our scanner in a US data centre)
HTML size: 43 KB
Compression: none reported

Sites with a similar tech stack

Rank	Website	Built with
#7,043	specbench.org	Hugo, Apache, Google Fonts
#79	ntp.org	Hugo, Apache, Google Analytics
#4,184	virtualmin.com	Hugo, Amazon CloudFront, Apache

Sites ranked near spec.org

Rank	Website	Registered	Built with
#5,730	cyberwarden.cc	2026	—
#5,731	episerver.net	2000	—
#5,732	real.com	1996	Apache, Google Analytics, Google Fonts
#5,733	vonedge.com	2019	—
#5,734	bitrix24.tech	2019	—
#5,736	degruyter.com	1997	Amazon CloudFront, Google Tag Manager, Bootstrap
#5,737	mlnba.fun	2026	Astro, Cloudflare, Cloudflare Web Analytics
#5,738	tracker.gg	—	Cloudflare
#5,739	ultradns.biz	2001	—
#5,740	zee5.com	2015	Akamai

Questions about spec.org

How popular is spec.org?

spec.org is #5,735 worldwide in the Tranco list published Oct 13, 2026.

How old is spec.org?

spec.org was registered on Sep 23, 1997, which makes the domain 29 years old.

What is spec.org built with?

We detected Hugo, Google Fonts and Apache on its homepage.

Who is the registrar of spec.org?

Network Solutions, LLC, according to the registry's RDAP record.