Caltech.edu

caltech.edu

Visit caltech.edu

985

Global Rank
77.5K

Daily Visitors
6 days ago

Last scanned
39 years

Domain Age

Caltech.edu

Visit caltech.edu

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About Website

Updated: Nov 8, 2025

Home - www.caltech.edu

The California Institute of Technology aims to expand human knowledge and benefit society through research integrated with education.

Network Data

This website is hosted with CloudFlare, Inc., which reserves the following IP addresses for caltech.edu: 104.18.36.35, 172.64.151.221. Moreover, DNS used with this website include ns0090.secondary.cloudflare.com, ns0239.secondary.cloudflare.com. Subnet identifier ranges from 104.16.0.0 to 104.31.255.255. Classless Inter-Domain Routing (CIDR) is 104.16.0.0/12. ARIN net type is Direct Allocation.

985

Global Rank
77.5K

Daily Visitors
6 days ago

Last scanned
39 years

Domain Age

Network

ADDRESSING DETAILS

Hosting Company

CloudFlare, Inc.
IPs

104.18.36.35, 172.64.151.221
DNS

ns0090.secondary.cloudflare.com

ns0239.secondary.cloudflare.com
Subdomains

feynmanlectures.caltech.edu, gradoffice.caltech.edu, ipac.caltech.edu, library.caltech.edu, ligo.caltech.edu, cms.caltech.edu, access.caltech.edu, idp.caltech.edu, dining.caltech.edu, vision.caltech.edu

Whois

OWNERSHIP

Created

1986-01-06
Expires

1970-01-01
Owner

California Institute of Technology
Registar

EDUCASE
Owner Emails

noc@caltech.edu
Associated Emails

galvez@caltech.edu, potter@caltech.edu, joann@caltech.edu, gianotti@caltech.edu, athena@caltech.edu and 5 more

Domain & Keywords

The registrar of caltech.edu is EDUCASE. According to open source data, you can reach the owner at noc@caltech.edu but please make sure you have a good reason for unsolicited messages.