phet.colorado.edu

website information and technology stack
Web technologies detected on this domain26 technologies
Web technologies detected across all colorado.edu subdomains381 technologies
Website rank32,019
Website Location US
LanguageEnglish
Last technology updateApr 6, 2022
Total colorado.edu subdomain count585 subdomains
Top ranking subdomain www.colorado.edu (Rank: 5,554)
IP Address128.138.129.16
Reverse IP Lookup4 websites share 128.138.129.16 IP address.
Total linking domains228 domains
Total linking IP194 IPs
Certificate IssuerSectigo Limited
Certificate Expiration DateJun 8, 2022 (Expired )

Technology Stack

List of 10 detected technologies used on the website (out of 26 total).

Change History

List of 6 detected changes in the website technology stack within the last 3 months (out of 4 total).

TechnologyTechnology TypeVersionChangeDate
ApacheWeb Servers2.4.37 Version changed from 'unknown' to 2.4.37Apr 2, 2022
Red HatOperating Systems AddedApr 2, 2022
MongoDBDatabases AddedFeb 2, 2022
Node.jsProgramming Languages AddedFeb 2, 2022

Uncommon response headers

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

HeaderValue
ServerApache/2.4.37 (Red Hat Enterprise Linux)