CF1763442936679-tsm20251116095642

NSLIST.NET - 209.98.203.in-addr.arpa

Search for IP or hostnames:

209.98.203.in-addr.arpa checked at 2025-11-18T05:15:36.497Z 1119ms 47/47/47 100% R:10 allDone:true timedOut:false

209.98.203.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

98.203.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

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

209.98.203.in-addr.arpa shares the same name server setup as other domains, for example 112.169.65.in-addr.arpa, 230.41.38.in-addr.arpa, 18.142.38.in-addr.arpa, 118.38.in-addr.arpa and 9.38.in-addr.arpa.

209.98.203.in-addr.arpa at least partially shares name servers with other domains, for instance 238.183.206.in-addr.arpa, display-tec.com, rundfunkberlinbrandenburg.tv, oovendor.com and ups.cx.

These name servers are commonly used with the name servers cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.vodafone-ip.de, ns2.vodafone-ip.de, nsa.ups.com, nsb.ups.com, ns1.fnsi.net, ns2.fnsi.net and ns3.fnsi.net.

Host names with two IP numbers:

auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14

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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