Tech Stack
kayak.com
DNS Provider
Not detected
NS: blue.foundationdns.com
NS: blue.foundationdns.org
NS: blue.foundationdns.net
Email Provider
Proofpoint
MX (priority 10): mxb-009e5101.gslb.pphosted.com
MX (priority 10): mxa-009e5101.gslb.pphosted.com
CDN
Not detected
Hosting
Fastly, Inc.
IP: 151.101.65.29
ASN: AS54113
ASN name: Fastly, Inc.
Web Server
Not detected
Server header: KAYAK/1.0
Framework
Not detected
Third-Party Verifications
Google Search ConsoleApple BusinessAtlassianDocuSignStripe
Detected from TXT records — these indicate the domain owner has verified with the listed service.