reference.com

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reference.com is ranked #5,983 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), down 125 places in four weeks. The domain was registered on Jan 25, 1995, 31 years, 8 months ago, through MarkMonitor Inc., and is paid up until Jul 27, 2027. It is served through Fastly and GitHub Pages.

Global rank

#5,983

▼ 25 this week

Domain age

31 years

since Jan 25, 1995

Technologies

detected on the homepage

SEO score

65/100

homepage checks

Popularity rank

#5,983 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: #4,829.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: Jan 25, 1995 (31 years, 8 months ago)
Expires: Jul 27, 2027
Registrar: MarkMonitor Inc.
Name servers: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org
DNSSEC: Not signed

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

Technology stack

CDN

Fastly

Hosting

GitHub Pages

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.

65/100

https://www.reference.com/

A Farewell to Ask.com | 30 Years of Curiosity

(no meta description)

9 passed · 12 warnings · 2 failed

Content

✓Title45 characters
✕Meta descriptionMissing
✓H1 headingExactly one H1
✓Subheadings1 H2 headings
✓Image alt textAll 1 images have alt text
!Content lengthAbout 110 words in the served HTML

Indexing

✓IndexableNo noindex directive
!Canonical URLMissing
!robots.txtNot found
!XML sitemapNot found
✓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-SecurityNot set
!Content-Security-PolicyNot set
!Clickjacking protectionNot set
!X-Content-Type-OptionsNot set
!Referrer-PolicyNot set

Server response

Final URL: https://www.reference.com/
HTTP status: 200
Server: GitHub.com
Response time: 11.10 s (first byte 11.10 s, from our scanner in a US data centre)
HTML size: 3.3 KB
Compression: gzip

Sites ranked near reference.com

Rank	Website	Registered	Built with
#5,978	sendgrid.com	2009	Amazon CloudFront, Google Tag Manager, Segment
#5,979	hexun.com	2003	Nginx, jQuery
#5,980	uberinternal.com	2013	Cloudflare, Envoy
#5,981	dynect.net	2007	—
#5,982	dzeninfra.ru	—	—
#5,984	ledauphine.com	1997	Google Tag Manager, reCAPTCHA
#5,985	diy.com	1997	—
#5,986	34.in-addr.arpa	—	—
#5,987	ecobee.com	2006	Gatsby, React, Google Cloud Storage
#5,988	mtu-net.ru	—	—

Questions about reference.com

How popular is reference.com?

reference.com is #5,983 worldwide in the Tranco list published Oct 13, 2026.

How old is reference.com?

reference.com was registered on Jan 25, 1995, which makes the domain 31 years, 8 months old.

What is reference.com built with?

We detected Fastly and GitHub Pages on its homepage.

Who is the registrar of reference.com?

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