CF1757314279561-tsm20250907181809

NSLIST.NET - 5.13.199.in-addr.arpa

Search for IP or hostnames:

5.13.199.in-addr.arpa checked at 2025-09-08T06:51:19.545Z 128ms 47/47/47 100% R:12

5.13.199.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

13.199.in-addr.arpa

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

AI analysis

Two name servers, auth1.dns.cogentco.com and auth2.dns.cogentco.com, are delegated to 5.13.199.in-addr.arpa.

The name server setup for 5.13.199.in-addr.arpa is shared with other domains such as par12.atlas.cogentco.com, 72.38.in-addr.arpa, 204.254.64.in-addr.arpa, 75.13.149.in-addr.arpa, and 68.124.38.in-addr.arpa.

The name servers of 5.13.199.in-addr.arpa are at least partially shared with other domains such as ups.my, 106.153.207.in-addr.arpa, 98.115.209.in-addr.arpa, stjohns.edu, and 20.115.209.in-addr.arpa.

The name servers 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, ext-ns1.columbia.edu, auth4.dns.cogentco.com, and auth5.dns.cogentco.com are frequently used in conjunction.

auth1.dns.cogentco.com and auth2.dns.cogentco.com each point to two IP numbers: 2001:550:1:a::d and 66.28.0.14 for auth1.dns.cogentco.com, and 2001:550:1:b::d and 66.28.0.30 for auth2.dns.cogentco.com.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

qTpcWRI CF johedugfp 2025-09-08