DNSWHOIS.INFO - www.guttman.cuny.edu
Search for IP or hostnames:
www.guttman.cuny.edu checked at 2025-10-16T15:08:05.544Z 298ms 107/107/107 100% R:10www.guttman.cuny.edu
| CNAME | guttman.cuny.edu | ||||||
| NS | ext-ns1.columbia.edu | ||||||
| A | 2001:18d8::35 🇺🇸 Columbia University | ||||||
| PTR | ext-ns1.columbia.edu | ||||||
| A | 2001:18d8:1::1:1 🇺🇸 Columbia University | ||||||
| PTR | ext-ns1.columbia.edu | ||||||
| A | 128.59.1.1🇺🇸 Columbia University | ||||||
| PTR | ext-ns1.columbia.edu | ||||||
| MX | mxa-00011d01.gslb.pphosted.com | ||||||
| A | 66.159.238.121🇺🇸 Proofpoint | ||||||
| PTR | mx0b-00011d01.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 | ||||||
| A | 66.159.240.148🇺🇸 Proofpoint | ||||||
| PTR | mx0a-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 | 128.228.41.222🇺🇸 AS31822 | ||||||
| PTR | guttman.cuny.edu | ||||||
| PTR | ncc.cuny.edu | ||||||
| PTR | library.guttman.cuny.edu | ||||||
guttman.cuny.edu
Starts with same word
Starts similarily
AI analysis
www.guttman.cuny.edu resolves to a single IP: 128.228.41.222.
Other host names including ncc.cuny.edu, library.guttman.cuny.edu and guttman.cuny.edu share IP numbers with www.guttman.cuny.edu.
www.guttman.cuny.edu delegates 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.
www.guttman.cuny.edu shares some name servers with other domains, for example fmri.columbia.edu, 125.83.198.in-addr.arpa, brooklyn.cuny.edu, braingenethics.cumc.columbia.edu and trucktracker.info.
these name servers are often used with ns28.customer.level3.net, ext-ns2.columbia.edu, ns1.nyp.org, ns2.nyp.org, ns19.customer.level3.net, apollo.cs.columbia.edu, diana.cs.columbia.edu, sundog.ee.columbia.edu, auth1.dns.cogentco.com and auth2.dns.cogentco.com.
Host names with three IP numbers
The host name ext-ns1.columbia.edu points to: 2001:18d8::35 and 2001:18d8:1::1:1 and 128.59.1.1.
Host names with one IP number
The host name lavinia.cis.cuny.edu points to: 128.228.5.64.
The host name acme.ucc.cuny.edu points to: 128.228.1.10.
The host name ns10.customer.level3.net points to: 209.244.4.149.
The host name ns15.customer.level3.net points to: 209.244.4.244.
www.guttman.cuny.edu is served by two mail servers: mxa-00011d01.gslb.pphosted.com and mxb-00011d01.gslb.pphosted.com.
www.guttman.cuny.edu shares the mail server setup with other domains, for example mail.cuny.edu, cunyba.cuny.edu, guttman.cuny.edu, sps.cuny.edu and slu.cuny.edu.
Host names with two IP numbers: mxa-00011d01.gslb.pphosted.com and mxb-00011d01.gslb.pphosted.com point to 66.159.238.121 and 66.159.240.148. Host names that point to 66.159.238.121: mxa-00011d01.gslb.pphosted.com and mxb-00011d01.gslb.pphosted.com. Host names that point to 66.159.240.148: mxa-00011d01.gslb.pphosted.com and mxb-00011d01.gslb.pphosted.com.