CF1759432470967-tsm20251002182459

IPLIST.NET - dhcp21.cs.columbia.edu

Search for IP or hostnames:

dhcp21.cs.columbia.edu checked at 2025-10-02T19:14:30.954Z 58ms 22/22/22 100% R:9

`dhcp21.cs.columbia.edu`

	A	128.59.19.221^{🇺🇸 Columbia University}
			PTR	`dhcp21.cs.columbia.edu`

`cs.columbia.edu`

	NS	`ext-ns1.columbia.edu`
	NS	`ext-ns2.columbia.edu`
	MX	`mxa-00364e01.gslb.pphosted.com`
	MX	`mxb-00364e01.gslb.pphosted.com`
	NS	`apollo.cs.columbia.edu`
	NS	`diana.cs.columbia.edu`
	NS	`sundog.ee.columbia.edu`
	A	128.59.11.206^{🇺🇸 Columbia University}

PTR for

221.19.59.128.in-addr.arpa

AI analysis

dhcp21.cs.columbia.edu points to an IP address: 128.59.19.221.

dbq

NHcUoQk CF johedugfp 2025-10-02