CF1763433178794-tsm20251116095642

WWW.RTSAK.COM - 109.103.38.in-addr.arpa

Search for IP or hostnames:

109.103.38.in-addr.arpa checked at 2025-11-18T02:32:58.505Z 2983ms 50/50/50 100% R:10 allDone:true timedOut:false

109.103.38.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

103.38.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

85.109.103.38.in-addr.arpa has 109.103.38.in-addr.arpa as its parent.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com are delegated to 109.103.38.in-addr.arpa.

109.103.38.in-addr.arpa uses the same name server configuration as other domains, such as 57.112.38.in-addr.arpa, 254.106.38.in-addr.arpa, 193.83.38.in-addr.arpa, 196.128.38.in-addr.arpa and 242.203.38.in-addr.arpa.

109.103.38.in-addr.arpa at least partially shares name servers with other domains such as upscampusship.com, 80.193.38.in-addr.arpa, preussenchronik.de, ups.am and whittier.edu.

These name servers are often used together with cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, ns1.vodafone-ip.de, ns2.vodafone-ip.de, ns3.ionet.net, ns4.ionet.net, ns5.ionet.net and ns6.ionet.net.

Host names with two IPs:

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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