CF1760468500485-tsm20251014171359

IPLIST.NET - 217.5.149.in-addr.arpa

Search for IP or hostnames:

217.5.149.in-addr.arpa checked at 2025-10-14T19:01:40.467Z 120ms 50/50/50 100% R:14

217.5.149.in-addr.arpa

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

5.149.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

The parent of 75.217.5.149.in-addr.arpa, 68.217.5.149.in-addr.arpa and 126.217.5.149.in-addr.arpa is 217.5.149.in-addr.arpa.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle the delegation for 217.5.149.in-addr.arpa.

217.5.149.in-addr.arpa shares the same name server setup as other domains, for instance 1.7.149.in-addr.arpa, 64.49.154.in-addr.arpa, 30.242.198.in-addr.arpa, qls01.atlas.cogentco.com and 3.4.206.in-addr.arpa.

217.5.149.in-addr.arpa at least partially shares name servers with other domains, for instance rbb-24.de, upsonline.co.kr, 72.108.192.in-addr.arpa, ups.nz and canadahealthinfoway.com.

These name servers are commonly used 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 and ns2.vodafone-ip.de.

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

PHemXwp CF johedugfp 2025-10-14