Available Reports
Last Update
April, 2024
Security Profile
- Live site
- Secure connection (HTTPS)
- Certificate valid
- Outdated Techology stack
spitzer.caltech.edu
website information and technology stack| Web technologies detected on this domain | 11 technologies |
| Web technologies detected across all caltech.edu subdomains | 456 technologies |
| Website rank | 91,959 |
| Website Location |  United States |
| Language | English |
| Last technology update | February, 2024 |
| Total caltech.edu subdomain count | 745 subdomains |
| Top ranking subdomain | |
| IP Address | 134.4.25.19 |
| IP Lookup | 9 websites share 134.4.25.19 IP address. |
| Autonomous System Number (ASN) | AS31 (CIT) |
| Total linking domains | 7 domains |
| Total linking IP | 6 IPs |
| Certificate Issuer | Internet2 |
| Certificate Expiration Date | July, 2024 (Valid ) |
Technology Stack
List of 10 detected technologies used on the website (out of 11 total).| Technology | Technology Type | Version | First detected | |
|---|---|---|---|---|
 Apache | Web Servers | 2.4.6 | December, 2023 | |
 CentOS | Operating Systems | December, 2023 | ||
| | Certificate Authority | December, 2023 | ||
 ISO-8859-1 | Document Encoding | December, 2023 | ||
 mod_perl | Web Server Extensions | 2.0.11 | December, 2023 | |
 mod_wsgi | Web Server Extensions | 3.4 | December, 2023 | |
 OpenSSL | Web Server Extensions | 1.0.2 | December, 2023 | |
 Perl | Programming Languages | 5.16.3 | December, 2023 | |
 PHP | Programming Languages | 5.4.16 | December, 2023 | |
 Phusion Passenger | Web Servers | 6.0.9 | December, 2023 |
Uncommon response headers
List of uncommon response headers that were used by the website.| Header | Value |
|---|---|
| Server | Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/5.4.16 mod_wsgi/3.4 Python/2.7.5 Phusion_Passenger/6.0.9 mod_perl/2.0.11 Perl/v5.16.3 |