WWW.RTSAK.COM - sph.cuny.edu

Search for IP or hostnames:

sph.cuny.edu checked at 2025-10-21T06:07:03.611Z 432ms 88/88/88 100% R:22

`sph.cuny.edu`

NS	`ext-ns1.columbia.edu`
		A	128.59.1.1^{🇺🇸 Columbia University}
			PTR	`ext-ns1.columbia.edu`
MX	`mxa-00011d01.gslb.pphosted.com`
		A	66.159.240.148^{🇺🇸 Proofpoint}
			PTR	`mx0a-00011d01.pphosted.com`
MX	`mxb-00011d01.gslb.pphosted.com`
		A	66.159.238.121^{🇺🇸 Proofpoint}
			PTR	`mx0b-00011d01.pphosted.com`
NS	`lavinia.cis.cuny.edu`
		A	128.228.5.64^{🇺🇸 AS31822}
			PTR	`lavinia.cis.cuny.edu`
NS	`acme.ucc.cuny.edu`
		A	128.228.1.10^{🇺🇸 AS31822}
			PTR	`acme.ucc.cuny.edu`
NS	`ns10.customer.level3.net`
		A	209.244.4.149^{🇺🇸 Lumen AS3356}
			PTR	`ns10.customer.level3.net`
NS	`ns15.customer.level3.net`
		A	209.244.4.244^{🇺🇸 Lumen AS3356}
			PTR	`ns15.customer.level3.net`
A	128.228.202.230^{🇺🇸 AS31822}
		PTR	`sph.cuny.edu`

`cuny.edu`

	NS	`ext-ns1.columbia.edu`
	MX	`mxa-00011d01.gslb.pphosted.com`
	MX	`mxb-00011d01.gslb.pphosted.com`
	NS	`lavinia.cis.cuny.edu`
	NS	`acme.ucc.cuny.edu`
	NS	`ns10.customer.level3.net`
	NS	`ns15.customer.level3.net`
	A	128.228.254.200^{🇺🇸 AS31822}

rank #1029 globally
rank #61 in the tld
This domain name represents the City University of New York (CUNY), a public university system in New York City. It is one of the largest urban universities in the United States, comprising 25 institutions, including 11 senior colleges, seven community colleges, and various professional schools. The "cuny.edu" domain is primarily used for the university's official websites, email addresses, and various online services provided for students, faculty, and staff.

PTR for

230.202.228.128.in-addr.arpa

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AI analysis

sph.cuny.edu points to a single IP number: 128.228.202.230.

sph.cuny.edu is delegated to five name servers: ext-ns1.columbia.edu, lavinia.cis.cuny.edu, acme.ucc.cuny.edu, ns10.customer.level3.net and ns15.customer.level3.net.

sph.cuny.edu shares name servers with other domains at least partially, for instance 23.221.162.in-addr.arpa, 120.111.146.in-addr.arpa, med.cuny.edu, 30.61.198.in-addr.arpa and 221.2.209.in-addr.arpa.

these name servers are commonly used with the name servers ns28.customer.level3.net, ext-ns2.columbia.edu, ns1.nyp.org, ns2.nyp.org, ns19.customer.level3.net, auth1.dns.cogentco.com, auth2.dns.cogentco.com, auth4.dns.cogentco.com, auth5.dns.cogentco.com and apollo.cs.columbia.edu.

Host names with one IP number:

ext-ns1.columbia.edu points to 128.59.1.1

lavinia.cis.cuny.edu points to 128.228.5.64

acme.ucc.cuny.edu points to 128.228.1.10

ns10.customer.level3.net points to 209.244.4.149

ns15.customer.level3.net points to 209.244.4.244

sph.cuny.edu is handled by two mail servers: mxa-00011d01.gslb.pphosted.com and mxb-00011d01.gslb.pphosted.com.

sph.cuny.edu shares the same mail server setup as other domains, including islg.cuny.edu, mail.cuny.edu, cunyba.cuny.edu, guttman.cuny.edu and sps.cuny.edu.

Host names with one IP number:

mxa-00011d01.gslb.pphosted.com points to: 66.159.240.148.

mxb-00011d01.gslb.pphosted.com points to: 66.159.238.121.

dbq