DNSWHOIS.INFO - int-ns1.columbia.edu

Search for IP or hostnames:

int-ns1.columbia.edu checked at 2025-10-22T23:36:50.009Z 259ms 31/31/31 100% R:10

`int-ns1.columbia.edu`

A	2001:18d8::1 ^{🇺🇸 Columbia University}
		PTR	`int-ns1.columbia.edu`
A	128.59.1.3^{🇺🇸 Columbia University}
		PTR	`int-ns1.columbia.edu`

`columbia.edu`

	NS	`ext-ns1.columbia.edu`
	NS	`auth1.dns.cogentco.com`
	NS	`auth2.dns.cogentco.com`
	NS	`auth4.dns.cogentco.com`
	NS	`auth5.dns.cogentco.com`
	MX	`mxa-00364e01.gslb.pphosted.com`
	MX	`mxb-00364e01.gslb.pphosted.com`
	NS	`ns1.lse.ac.uk`
	A	162.159.128.65^Cloudflare
	A	162.159.138.64^Cloudflare

rank #271 globally
rank #9 in the tld
This domain name "columbia.edu" is associated with Columbia University, a private Ivy League research university located in New York City. It is used for the university's main website, email addresses, and various online services related to the institution. The ".edu" extension indicates that the domain is primarily used for educational institutions.

PTR for

3.1.59.128.in-addr.arpa

1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.d.8.1.1.0.0.2.ip6.arpa

AI analysis

int-ns1.columbia.edu points to two IP numbers: 2001:18d8::1 and 128.59.1.3.

dbq