CF1761209217346-tsm20251017082432

DNSWHOIS.INFO - 252.236.129.in-addr.arpa

Search for IP or hostnames:

252.236.129.in-addr.arpa checked at 2025-10-23T08:46:57.330Z 127ms 45/45/45 100% R:17

252.236.129.in-addr.arpa

NSext-ns1.columbia.edu
A128.59.1.1🇺🇸 Columbia University
PTRext-ns1.columbia.edu
NShermes.nevis.columbia.edu
A129.236.252.29🇺🇸 Columbia University
PTRhermes.nevis.columbia.edu
NShypatia.nevis.columbia.edu
A129.236.252.7🇺🇸 Columbia University
PTRhypatia.nevis.columbia.edu

236.129.in-addr.arpa

NSext-ns1.columbia.edu
NSext-ns2.columbia.edu
NSdemetian.ldeo.columbia.edu
NSsevern.ldeo.columbia.edu

Up

Starts with same word

Starts similarily

AI analysis

The parent of 29.252.236.129.in-addr.arpa, 4.252.236.129.in-addr.arpa, 8.252.236.129.in-addr.arpa, 71.252.236.129.in-addr.arpa, 97.252.236.129.in-addr.arpa and a few other host names is 252.236.129.in-addr.arpa.

252.236.129.in-addr.arpa delegates to three name servers: ext-ns1.columbia.edu, hermes.nevis.columbia.edu and hypatia.nevis.columbia.edu.

252.236.129.in-addr.arpa shares some name servers with other domains, for example kbcc.cuny.edu, pathology.columbia.edu, islg.cuny.edu, bmcc.cuny.edu and 140.10.207.in-addr.arpa.

these name servers are often used with ext-ns2.columbia.edu, lavinia.cis.cuny.edu, acme.ucc.cuny.edu, ns1.nyp.org, ns2.nyp.org, ns10.customer.level3.net, ns15.customer.level3.net, apollo.cs.columbia.edu, diana.cs.columbia.edu and sundog.ee.columbia.edu.

Host names with a single IP: ext-ns1.columbia.edu points to 128.59.1.1; hermes.nevis.columbia.edu points to 129.236.252.29; hypatia.nevis.columbia.edu points to 129.236.252.7.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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