CF1763853425776-tsm20251122191145

MXLIST.NET - 171.77.192.in-addr.arpa

Search for IP or hostnames:

171.77.192.in-addr.arpa checked at 2025-11-22T23:17:05.762Z 102ms 50/50/50 100% R:10 allDone:true timedOut:false

171.77.192.in-addr.arpa

NSauth1.dns.cogentco.com
A2001:550:1:a::d 🇺🇸 COGENT
PTRauth1.dns.cogentco.com
A66.28.0.14🇺🇸 COGENT
PTRauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
A2001:550:1:b::d 🇺🇸 COGENT
PTRauth2.dns.cogentco.com
A66.28.0.30🇺🇸 COGENT
PTRauth2.dns.cogentco.com

77.192.in-addr.arpa

Up

Starts with same word

Starts similarily

AI analysis

171.77.192.in-addr.arpa is the parent of 2.171.77.192.in-addr.arpa.

171.77.192.in-addr.arpa is delegated to two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com.

171.77.192.in-addr.arpa shares the same name server setup as other domains, for instance 198.111.38.in-addr.arpa, 211.99.38.in-addr.arpa, 199.4.64.in-addr.arpa, 244.126.38.in-addr.arpa and 7.100.38.in-addr.arpa.

171.77.192.in-addr.arpa at least partially shares name servers with other domains, for instance theupsstorelocal.com, nchadvisors.com, upscampusship.com, 80.193.38.in-addr.arpa and preussenchronik.de.

These name servers are commonly used alongside cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, ns1.nchcapital.com and auth01.dns.xand.com.

Host names with two IP numbers:

The host name auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; the host name auth2.dns.cogentco.com points to 2001:550:1:b::d and 66.28.0.30.

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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