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sipadc1.sipa.columbia.edu checked at 2025-10-07T21:31:30.992Z 81ms 35/35/35 100% R:16

`sipadc1.sipa.columbia.edu`

A	128.59.126.90^{🇺🇸 Columbia University}
		PTR	`sipac.sipa.columbia.edu`
		PTR	`sipadc1.sipa.columbia.edu`
		PTR	`domaindnszones.sipac.sipa.columbia.edu`
		PTR	`forestdnszones.sipac.sipa.columbia.edu`
		PTR	`sipadc02.sipac.sipa.columbia.edu`
		PTR	`gc._msdcs.sipac.sipa.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	`sipa-columbia-edu.mail.protection.outlook.com`
	A	162.159.128.65^Cloudflare
	A	162.159.138.64^Cloudflare

90.126.59.128.in-addr.arpa

dscapi1.akamai.net

sipadc1.sipa.columbia.edu resolves to one IP number: 128.59.126.90.

dbq