CF1764191158321-tsm20251126195240

WWW.ROBTEX.COM - ext-ns2.columbia.edu

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ext-ns2.columbia.edu checked at 2025-11-26T21:05:58.304Z 179ms 39/39/39 100% R:8 allDone:true timedOut:false

ext-ns2.columbia.edu

A128.59.1.2🇺🇸 Columbia University
PTRext-ns2.columbia.edu

columbia.edu

NSext-ns1.columbia.edu
NSauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
MXmxa-00364e01.gslb.pphosted.com
MXmxb-00364e01.gslb.pphosted.com
NSns1.lse.ac.uk
A162.159.128.65Cloudflare
A162.159.138.64Cloudflare
rank #271 globally
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.

PTR for

1.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.1.0.0.0.1.0.0.0.8.d.8.1.1.0.0.2.ip6.arpa
2.1.59.128.in-addr.arpa
3.5.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.d.8.1.1.0.0.2.ip6.arpa

NS for

millertheatre.com
166.236.129.in-addr.arpa
255.236.129.in-addr.arpa
ctr.columbia.edu
19.59.128.in-addr.arpa
guest.barnard.edu
65.59.128.in-addr.arpa
ee.columbia.edu
219.2.209.in-addr.arpa
teal.college.columbia.edu
66.59.128.in-addr.arpa
ldeo.columbia.edu
11.59.128.in-addr.arpa
16.59.128.in-addr.arpa
cyan.college.columbia.edu
29.59.128.in-addr.arpa
dyn.columbia.edu
columbiauniversity.info
gutenberg-e.org
15.59.128.in-addr.arpa
236.2.209.in-addr.arpa
atg.columbia.edu
8.59.128.in-addr.arpa
21.59.128.in-addr.arpa
dyn.tc.columbia.edu
jazzstudiesonline.com
columbia.university
23.59.128.in-addr.arpa
ldgo.columbia.edu
17.59.128.in-addr.arpa
82.12.192.in-addr.arpa
zi.columbia.edu
cs.columbia.edu
22.59.128.in-addr.arpa
43.5.192.in-addr.arpa
iri.columbia.edu
20.59.128.in-addr.arpa
comet.columbia.edu
10.59.128.in-addr.arpa
columbiauniversity.us
191.59.128.in-addr.arpa
9.59.128.in-addr.arpa
236.129.in-addr.arpa
191.236.129.in-addr.arpa
5.59.128.in-addr.arpa
secure.barnard.edu
clic.cs.columbia.edu
18.59.128.in-addr.arpa
art.columbia.edu
resnet.barnard.edu
p-i-r.org
ncl.cs.columbia.edu
millertheater.com
64.59.128.in-addr.arpa
adcu.columbia.edu
162.236.129.in-addr.arpa

AI analysis

ext-ns2.columbia.edu serves as a name server for millertheatre.com, 166.236.129.in-addr.arpa, 255.236.129.in-addr.arpa, ctr.columbia.edu, 19.59.128.in-addr.arpa and a few other domains.

ext-ns1.columbia.edu, apollo.cs.columbia.edu and sundog.ee.columbia.edu are commonly used as name servers along with ext-ns2.columbia.edu.

ext-ns2.columbia.edu points to a single IP address: 128.59.1.2.