scientificamerican.com

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scientificamerican.com is ranked #1,979 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), down 82 places in four weeks. The domain was registered on May 2, 1997, 29 years, 5 months ago, through GoDaddy.com, LLC, and is paid up until May 3, 2028. It is served through Amazon CloudFront.

Global rank

#1,979

▲ 7 this week

Domain age

29 years

since May 2, 1997

Technologies

detected on the homepage

SEO score

96/100

homepage checks

Popularity rank

#1,979 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: #1,804.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: May 2, 1997 (29 years, 5 months ago)
Expires: May 3, 2028
Registrar: GoDaddy.com, LLC
Name servers: ns-1137.awsdns-14.org, ns-1733.awsdns-24.co.uk, ns-265.awsdns-33.com, ns-918.awsdns-50.net
DNSSEC: Not signed

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

Technology stack

CDN

Amazon CloudFront

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.

96/100

https://www.scientificamerican.com/

Scientific American

Scientific American is the essential guide to the most awe-inspiring advances in science and technology, explaining how they change our understanding of the world and shape our lives.

21 passed · 2 warnings · 0 failed

Content

✓Title19 characters
!Meta description183 characters — aim for 50–170
✓H1 headingExactly one H1
✓Subheadings47 H2 headings
!Image alt text1 of 48 images have no alt text
✓Content lengthAbout 1,679 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://www.scientificamerican.com/
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen
✓Structured dataWebSite, NewsMediaOrganization

Social sharing

✓Open GraphTitle, description and image set
✓Twitter / X cardsummary_large_image

Technical

✓HTTPSServed over HTTPS
✓Mobile viewportFound
✓FaviconFound
✓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.scientificamerican.com/
HTTP status: 200
Server: CloudFront
Response time: 50 ms (first byte 37 ms, from our scanner in a US data centre)
HTML size: 359 KB
Compression: br

Sites ranked near scientificamerican.com

Rank	Website	Registered	Built with
#1,974	office365.us	—	—
#1,975	uchicago.edu	—	Azure Front Door, Google Analytics, Google Tag Manager
#1,976	sky.com	1988	Next.js, React, Svelte
#1,977	marketwatch.com	1997	—
#1,978	shopifycloud.com	2016	—
#1,980	utexas.edu	—	Drupal, Pantheon, Fastly
#1,981	1password.com	2003	Next.js, React, Vercel
#1,982	xundns.com	2007	—
#1,983	udemy.com	2009	Cloudflare
#1,984	usgs.gov	1997	Drupal, Amazon CloudFront, jsDelivr

Questions about scientificamerican.com

How popular is scientificamerican.com?

scientificamerican.com is #1,979 worldwide in the Tranco list published Oct 13, 2026.

How old is scientificamerican.com?

scientificamerican.com was registered on May 2, 1997, which makes the domain 29 years, 5 months old.

What is scientificamerican.com built with?

We detected Amazon CloudFront on its homepage.

Who is the registrar of scientificamerican.com?

GoDaddy.com, LLC, according to the registry's RDAP record.