cancer.org

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cancer.org is ranked #3,378 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), down 37 places in four weeks. The domain was registered on Oct 6, 1994, 32 years ago, through Network Solutions, LLC, and is paid up until Oct 5, 2029. Its homepage uses Font Awesome, Google Fonts, Google Tag Manager and reCAPTCHA. It is served through Fastly.

Global rank

#3,378

▼ 10 this week

Domain age

32 years

since Oct 6, 1994

Technologies

detected on the homepage

SEO score

93/100

homepage checks

Popularity rank

#3,378 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: #3,033.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: Oct 6, 1994 (32 years ago)
Expires: Oct 5, 2029
Registrar: Network Solutions, LLC
Name servers: ns3-04.azure-dns.org, ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns4-04.azure-dns.info
DNSSEC: Not signed

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

Technology stack

UI frameworks & fonts

Font Awesome Google Fonts

Analytics

Google Tag Manager

Security

reCAPTCHA

CDN

Fastly

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.

93/100

https://www.cancer.org/

End Cancer As We Know It | American Cancer Society

Dedicated to helping people who face cancer. Learn about cancer research, patient services, early detection, treatment and education at cancer.org.

20 passed · 3 warnings · 0 failed

Content

✓Title50 characters
✓Meta description147 characters
✓H1 headingExactly one H1
✓Subheadings9 H2 headings
✓Image alt textAll 48 images have alt text
✓Content lengthAbout 3,900 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://www.cancer.org
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen
ihreflang3 language alternates
✓Structured dataNGO

Social sharing

!Open Graph1 of 3 key tags set
✓Twitter / X cardsummary

Technical

✓HTTPSServed over HTTPS
✓Mobile viewportFound
✓FaviconFound
✓Character encodingUTF-8

Security headers

✓Strict-Transport-SecuritySet
!Content-Security-PolicyNot set
✓Clickjacking protectionSet
✓X-Content-Type-OptionsSet
!Referrer-PolicyNot set

Server response

Final URL: https://www.cancer.org/
HTTP status: 200
Server: —
Response time: 203 ms (first byte 135 ms, from our scanner in a US data centre)
HTML size: 400 KB
Compression: gzip

Sites with a similar tech stack

Rank	Website	Built with
#711	outbrain.com	Fastly, Google Tag Manager, Google Fonts
#1,952	waze.com	Google Tag Manager, Google Fonts, reCAPTCHA
#2,109	business.site	Google Tag Manager, Google Fonts, reCAPTCHA
#3,194	myanimelist.net	Font Awesome, Google Fonts, reCAPTCHA
#5,486	thinkwithgoogle.com	Google Tag Manager, Google Fonts, reCAPTCHA
#6,388	tate.org.uk	Fastly, Google Tag Manager, reCAPTCHA

Sites ranked near cancer.org

Rank	Website	Registered	Built with
#3,373	siteground.biz	2005	—
#3,374	bbci.co.uk	2000	—
#3,375	adingo.jp	—	Astro, Cloudflare, Google Fonts
#3,376	dataprivacyframework.gov	2023	cdnjs, Microsoft IIS, Bootstrap
#3,377	nextmillmedia.com	2021	—
#3,379	ebaystatic.com	2003	—
#3,380	superdnsserver.net	2008	—
#3,381	tobsnssdk.com	2019	—
#3,382	quark.cn	—	—
#3,383	zdnscloud.com	2010	—

Questions about cancer.org

How popular is cancer.org?

cancer.org is #3,378 worldwide in the Tranco list published Oct 13, 2026.

How old is cancer.org?

cancer.org was registered on Oct 6, 1994, which makes the domain 32 years old.

What is cancer.org built with?

We detected Font Awesome, Google Fonts, Google Tag Manager, reCAPTCHA and Fastly on its homepage.

Who is the registrar of cancer.org?

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