CF1761260231113-tsm20251017082432

DNSWHOIS.INFO - challenger.cs.columbia.edu

Search for IP or hostnames:

challenger.cs.columbia.edu checked at 2025-10-23T22:57:11.092Z 67ms 22/22/22 100% R:9

challenger.cs.columbia.edu

A128.59.17.141🇺🇸 COLUMBIA-GW
PTRchallenger.cs.columbia.edu

cs.columbia.edu

NSext-ns1.columbia.edu
NSext-ns2.columbia.edu
MXmxa-00364e01.gslb.pphosted.com
MXmxb-00364e01.gslb.pphosted.com
NSapollo.cs.columbia.edu
NSdiana.cs.columbia.edu
NSsundog.ee.columbia.edu
A128.59.11.206🇺🇸 COLUMBIA-GW

PTR for

Starts with same word

Starts similarily

AI analysis

challenger.cs.columbia.edu points to a single IP address: 128.59.17.141.

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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mTeQFEc CF johedugfp 2025-10-23