MXLIST.NET - cis.columbia.edu
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cis.columbia.edu checked at 2025-10-28T02:14:30.957Z 278ms 57/57/57 100% R:12cis.columbia.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 | ||||||
| NS | ns1.nyp.org | ||||||
| A | 156.145.252.11🇺🇸 NYP-INTERNET | ||||||
| PTR | ns1.nyp.org | ||||||
| NS | ns2.nyp.org | ||||||
| A | 143.104.238.11🇺🇸 NYP-INTERNET | ||||||
| PTR | ns2.nyp.org | ||||||
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.
Starts with same word
Starts similarily
AI analysis
cis.columbia.edu is delegated to name servers ext-ns1.columbia.edu, ns1.nyp.org and ns2.nyp.org.
cis.columbia.edu at least partially shares name servers with other domains such as 96.146.in-addr.arpa, 104.143.in-addr.arpa, mynyp.org, eoc.cuny.edu and nypondemandvisits.org.
These name servers are often used together with ext-ns2.columbia.edu, acme.ucc.cuny.edu, lavinia.cis.cuny.edu, lex-iblxext1.med.cornell.edu, york-iblxext1.med.cornell.edu, ns10.customer.level3.net, ns15.customer.level3.net, apollo.cs.columbia.edu, sundog.ee.columbia.edu and auth1.dns.cogentco.com.
Host names with three IP numbers: ext-ns1.columbia.edu points to 2001:18d8::35, 2001:18d8:1::1:1 and 128.59.1.1.
Host names with one IP number: ns1.nyp.org points to 156.145.252.11 and ns2.nyp.org points to 143.104.238.11.