cert.org

website information and technology stack
Web technologies detected on this domain8 technologies
Web technologies detected across all cert.org subdomains65 technologies
cert.org redirects to www.sei.cmu.edu
Website rank9,625
Website Location United States
LanguageEnglish
Last technology updateApril, 2024
Added technologies in the last 3 months2
Total cert.org subdomain count12 subdomains
Top ranking subdomain kb.cert.org (Rank: 5,160)
IP Address147.72.252.242
IP Lookup1 websites share 147.72.252.242 IP address.
Autonomous System Number (ASN)AS36407 (CERT)
Total linking domains19 domains
Total linking IP17 IPs
Certificate IssuerInternet2

Technology Stack

List of detected technologies used on the website.
TechnologyTechnology TypeVersionFirst detected
Amazon Route 53Name ServerApril, 2024
AWSPlatform as a ServiceApril, 2024
F5 BigIPReverse ProxyDecember, 2023
Google Site VerificationDomain VerificationDecember, 2023
Google WorkspaceWeb MailDecember, 2023
InCommon CACertificate AuthorityDecember, 2023
Microsoft 365Web MailDecember, 2023
SPF1Email SecurityDecember, 2023

Change History

List of 6 detected changes in the website technology stack within the last 3 months (out of 2 total).
TechnologyTechnology TypeVersionChangeDate
Amazon Route 53Name Server AddedApr, 2024
AWSPlatform as a Service AddedApr, 2024

Uncommon response headers

List of uncommon response headers that were used by the website.
HeaderValue
ServerBigIP