CF1763681242453-tsm20251116095642

IPLIST.NET - 137.41.206.in-addr.arpa

Search for IP or hostnames:

137.41.206.in-addr.arpa checked at 2025-11-20T23:27:22.436Z 1307ms 56/56/56 100% R:12 allDone:true timedOut:false

137.41.206.in-addr.arpa

NSns3.ionet.net
A209.54.49.2🇺🇸 ASN-DCS-SJC-01
NSns4.ionet.net
NSns5.ionet.net
NSns6.ionet.net
NSauth1.dns.cogentco.com
A2001:550:1:a::d 🇺🇸 Cogent Communications, Inc.
PTRauth1.dns.cogentco.com
A66.28.0.14🇺🇸 Cogent Communications, Inc.
PTRauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
A2001:550:1:b::d 🇺🇸 Cogent Communications, Inc.
PTRauth2.dns.cogentco.com
A66.28.0.30🇺🇸 Cogent Communications, Inc.
PTRauth2.dns.cogentco.com

41.206.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

137.41.206.in-addr.arpa is delegated to six name servers: ns3.ionet.net, ns4.ionet.net, ns5.ionet.net, ns6.ionet.net, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

137.41.206.in-addr.arpa partially shares name servers with other domains; examples include 136.126.38.in-addr.arpa, 224.71.66.in-addr.arpa, 27.208.38.in-addr.arpa, ass.org.rs and 16.230.207.in-addr.arpa.

These name servers are commonly used alongside 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, ns3.fnsi.net, ns1.vodafone-ip.de and ns2.vodafone-ip.de.

Host names by IP count

Single IP: ns3.ionet.net points to 209.54.49.2.

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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