CF1761074425962-tsm20251017082432

WWW.RTSAK.COM - z.caltech.edu

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z.caltech.edu checked at 2025-10-21T19:20:25.944Z 202ms 62/62/62 100% R:12

z.caltech.edu

MXmx1.caltech.iphmx.com
A68.232.137.147🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort
A68.232.147.192🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort
MXmx2.caltech.iphmx.com
A68.232.137.147🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort
A68.232.147.192🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort
A131.215.133.39🇺🇸 CALIT
PTRz.caltech.edu

caltech.edu

NSns0090.secondary.cloudflare.com
NSns0239.secondary.cloudflare.com
MXmx1.caltech.iphmx.com
MXmx2.caltech.iphmx.com
A52.26.125.194🇺🇸 Amazon
rank #932 globally
rank #56 in the tld
This domain "caltech.edu" is the official website for the California Institute of Technology. It provides information about the university's academic programs, research work, admissions, faculty, and various other resources for students and staff. The .edu extension indicates that it is an educational institution.

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AI analysis

The parent of mail.z.caltech.edu is z.caltech.edu.

z.caltech.edu points to a single IP number: 131.215.133.39.

Other host names, for instance mail.z.caltech.edu, share IP numbers with z.caltech.edu.

z.caltech.edu is handled by two mail servers: mx1.caltech.iphmx.com and mx2.caltech.iphmx.com.

z.caltech.edu shares the same mail server setup as other domains, including irastro.caltech.edu, imss.caltech.edu, its.caltech.edu, vis.caltech.edu and hep.caltech.edu.

At least part of z.caltech.edu's mail servers are shared with other domains, for instance ad.caltech.edu and ipac.caltech.edu.

Host names with two IPs:

mx1.caltech.iphmx.com points to 68.232.137.147 and 68.232.147.192.

mx2.caltech.iphmx.com points to 68.232.137.147 and 68.232.147.192.

Host names that point to 68.232.137.147: mx1.caltech.iphmx.com and mx2.caltech.iphmx.com.

Host names that point to 68.232.147.192: mx1.caltech.iphmx.com and mx2.caltech.iphmx.com.

Common IPs for mx1.caltech.iphmx.com and mx2.caltech.iphmx.com are 68.232.137.147 and 68.232.147.192.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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