kayak.com

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kayak.com is ranked #4,556 in the Tranco list of the world's most popular websites (list of Oct 13, 2026), up 102 places in four weeks. The domain was registered on Apr 13, 1995, 31 years, 6 months ago, through 101domain GRS Limited, and is paid up until May 2, 2027.

Global rank

#4,556

▲ 15 this week

Domain age

31 years

since Apr 13, 1995

Technologies

detected on the homepage

SEO score

96/100

homepage checks

Popularity rank

#4,556 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: #4,394.

Weekly Tranco rank (lower is more popular).

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

Domain registration

Registered: Apr 13, 1995 (31 years, 6 months ago)
Expires: May 2, 2027
Registrar: 101domain GRS Limited
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

No known technologies were found in the homepage HTML or headers.

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.kayak.com/

Search Flights, Hotels & Rental Cars | KAYAK

KAYAK searches hundreds of other travel sites at once to find the information you need to make the right decisions on flights, hotels & rental cars.

21 passed · 2 warnings · 0 failed

Content

✓Title44 characters
✓Meta description148 characters
✓H1 headingExactly one H1
✓Subheadings3 H2 headings
✓Image alt textAll 73 images have alt text
✓Content lengthAbout 2,833 words

Indexing

✓IndexableNo noindex directive
✓Canonical URLhttps://www.kayak.com
✓robots.txtFound
✓XML sitemapFound
✓Language attributeen-us
ihreflang66 language alternates
✓Structured dataWebsite, Organization, FAQPage

Social sharing

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

Technical

✓HTTPSServed over HTTPS
✓Mobile viewportFound
✓FaviconFound
!Character encodingNot declared

Security headers

!Strict-Transport-SecurityNot set
✓Content-Security-PolicySet
✓Clickjacking protectionSet
✓X-Content-Type-OptionsSet
✓Referrer-PolicySet

Server response

Final URL: https://www.kayak.com/
HTTP status: 200
Server: KAYAK/1.0
Response time: 7.17 s (first byte 7.08 s, from our scanner in a US data centre)
HTML size: 1.6 MB
Compression: br

Sites ranked near kayak.com

Rank	Website	Registered	Built with
#4,551	bsclink.cn	—	—
#4,552	cnnbrasil.com.br	2002	WordPress, Next.js, React
#4,553	activision.com	1993	—
#4,554	searchenginejournal.com	2003	WordPress, Nginx, jQuery
#4,555	walmart.ca	2000	Next.js, React, Envoy
#4,557	zoominfo.com	2003	Next.js, React, Cloudflare
#4,558	siemens.de	—	Amazon CloudFront
#4,559	china.com.cn	—	Apache, jQuery
#4,560	hosteurope.de	—	Akamai, Nginx, Express
#4,561	byu.edu	—	Amazon CloudFront, Envoy, Google Analytics

Questions about kayak.com

How popular is kayak.com?

kayak.com is #4,556 worldwide in the Tranco list published Oct 13, 2026.

How old is kayak.com?

kayak.com was registered on Apr 13, 1995, which makes the domain 31 years, 6 months old.

Who is the registrar of kayak.com?

101domain GRS Limited, according to the registry's RDAP record.