WWW.ROBTEX.COM - cns.caltech.edu

Search for IP or hostnames:

cns.caltech.edu checked at 2025-09-08T18:37:57.090Z 301ms 172/172/172 100% R:16

`cns.caltech.edu`

NS	`ns-352.awsdns-44.com`
		A	2600:9000:5301:6000::1^{🇺🇸 Amazon}
			PTR	`ns-352.awsdns-44.com`
		A	205.251.193.96^{🇺🇸 Amazon}
			PTR	`ns-352.awsdns-44.com`
NS	`ns-929.awsdns-52.net`
		A	2600:9000:5303:a100::1^{🇺🇸 Amazon}
			PTR	`ns-929.awsdns-52.net`
		A	205.251.195.161^{🇺🇸 Amazon}
			PTR	`ns-929.awsdns-52.net`
NS	`ns-1358.awsdns-41.org`
		A	2600:9000:5305:4e00::1^{🇺🇸 Amazon}
			PTR	`ns-1358.awsdns-41.org`
		A	205.251.197.78^{🇺🇸 Amazon}
			PTR	`ns-1358.awsdns-41.org`
MX	`mx1.caltech.iphmx.com`
		A	68.232.137.147^{🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort}
		A	68.232.147.192^{🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort}
MX	`mx2.caltech.iphmx.com`
		A	68.232.137.147^{🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort}
		A	68.232.147.192^{🇺🇸 HPS // Cisco Cloud Email Security (CES) / IronPort}
NS	`ns-1544.awsdns-01.co.uk`
		A	2600:9000:5306:800::1^{🇺🇸 Amazon}
			PTR	`ns-1544.awsdns-01.co.uk`
		A	205.251.198.8^{🇺🇸 Amazon}
			PTR	`ns-1544.awsdns-01.co.uk`
A	52.26.125.194^{🇺🇸 Amazon}
		PTR	`ec2-52-26-125-194.us-west-2.compute.amazonaws.com`

`caltech.edu`

	NS	`ns0090.secondary.cloudflare.com`
	NS	`ns0239.secondary.cloudflare.com`
	MX	`mx1.caltech.iphmx.com`
	MX	`mx2.caltech.iphmx.com`
	A	52.26.125.194^{🇺🇸 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

cns.caltech.edu is associated with a single IP address: 52.26.125.194.

IP numbers are shared between cns.caltech.edu and other host names, such as spamtrap.caltech.edu, ecstem.org, vision.caltech.edu, hpc.caltech.edu, and caltech.info.

Four name servers, ns-352.awsdns-44.com, ns-929.awsdns-52.net, ns-1358.awsdns-41.org, and ns-1544.awsdns-01.co.uk, have been delegated to cns.caltech.edu.

The domain cns.caltech.edu shares name servers, at least partially, with other domains such as d3eexna8dxuqmv.cloudfront.net, khamsat.com, lunchclub.ai, gamecircus.net, and buylocalsm.com.

The name servers ns-316.awsdns-39.com, ns-214.awsdns-26.com, ns-668.awsdns-19.net, ns-687.awsdns-21.net, ns-1988.awsdns-56.co.uk, and ns-1652.awsdns-14.co.uk are commonly used in conjunction.

ns-352.awsdns-44.com, ns-929.awsdns-52.net, ns-1358.awsdns-41.org, and ns-1544.awsdns-01.co.uk all point to two IP numbers each: 2600:9000:5301:6000::1 and 205.251.193.96; 2600:9000:5303:a100::1 and 205.251.195.161; 2600:9000:5305:4e00::1 and 205.251.197.78; 2600:9000:5306:800::1 and 205.251.198.8, respectively.

Two mail servers, mx1.caltech.iphmx.com and mx2.caltech.iphmx.com, manage cns.caltech.edu.

The mail server setup of cns.caltech.edu matches with other domains such as irastro.caltech.edu, imss.caltech.edu, its.caltech.edu, vis.caltech.edu, and hep.caltech.edu.

Other domains such as ad.caltech.edu and ipac.caltech.edu partially share some mail servers with cns.caltech.edu.

mx1.caltech.iphmx.com and mx2.caltech.iphmx.com both point to the IP numbers 68.232.137.147 and 68.232.147.192.

dbq