CF1761664566604-tsm20251027103946

IPLIST.NET - 109.203.38.in-addr.arpa

Search for IP or hostnames:

109.203.38.in-addr.arpa checked at 2025-10-28T15:16:06.579Z 105ms 50/50/50 100% R:10

109.203.38.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

203.38.in-addr.arpa

NSauth1.dns.cogentco.com
NSauth2.dns.cogentco.com

Up

Starts with same word

Starts similarily

AI analysis

109.203.38.in-addr.arpa is the parent of 177.109.203.38.in-addr.arpa and 188.109.203.38.in-addr.arpa.

109.203.38.in-addr.arpa has two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.

109.203.38.in-addr.arpa shares the same name server setup as other domains, for example grx01.atlas.cogentco.com, 76.107.38.in-addr.arpa, 173.100.38.in-addr.arpa, 73.102.38.in-addr.arpa and 96.204.in-addr.arpa.

109.203.38.in-addr.arpa shares some name servers with other domains, for example goldpriority.com, radioamerica.org, newlogistics.com, ups.com.tr and 161.28.216.in-addr.arpa.

these name servers are commonly used with nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns1.fnsi.net, ns2.fnsi.net, tank.radioamerica.org and auth3.dns.cogentco.com.

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.
dbq

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