WWW.ROBTEX.COM - ctr.columbia.edu
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ctr.columbia.edu checked at 2025-10-09T15:32:02.375Z 1674ms 113/113/113 100% R:20ctr.columbia.edu
columbia.edu
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.
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AI analysis
ctr.columbia.edu's delegation is handled by four name servers: ext-ns1.columbia.edu, ext-ns2.columbia.edu, apollo.cs.columbia.edu and sundog.ee.columbia.edu.
ctr.columbia.edu partially shares name servers with other domains; examples include cis.cuny.edu, fmri.columbia.edu, brooklyn.cuny.edu, braingenethics.cumc.columbia.edu and amistadresource.org.
These name servers are commonly used alongside diana.cs.columbia.edu, acme.ucc.cuny.edu, lavinia.cis.cuny.edu, ns10.customer.level3.net, ns15.customer.level3.net, ns1.nyp.org, ns2.nyp.org, auth1.dns.cogentco.com, auth2.dns.cogentco.com and auth4.dns.cogentco.com.
Host names with one IP:
ext-ns1.columbia.edu points to 128.59.1.1
ext-ns2.columbia.edu points to 128.59.1.2
apollo.cs.columbia.edu points to 128.59.16.69
sundog.ee.columbia.edu points to 128.59.64.59
ctr.columbia.edu is handled by two mail servers: mxa-00364e01.gslb.pphosted.com and mxb-00364e01.gslb.pphosted.com.
ctr.columbia.edu has the same mail server setup as other domains, including ce.columbia.edu, cuit.columbia.edu, asit.columbia.edu, ctm.columbia.edu and mail.columbia.edu.
Host names with one IP number
Host name mxa-00364e01.gslb.pphosted.com points to 148.163.135.74
Host name mxb-00364e01.gslb.pphosted.com points to 148.163.135.74
Host names that point to 148.163.135.74: mxa-00364e01.gslb.pphosted.com and mxb-00364e01.gslb.pphosted.com