CF1759564478608-tsm20251004073724

NSLIST.NET - 21.5.149.in-addr.arpa

Search for IP or hostnames:

21.5.149.in-addr.arpa checked at 2025-10-04T07:54:38.573Z 120ms 50/50/50 100% R:10

21.5.149.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

21.5.149.in-addr.arpa is a parent of 147.21.5.149.in-addr.arpa, 253.21.5.149.in-addr.arpa, 155.21.5.149.in-addr.arpa and 150.21.5.149.in-addr.arpa.

21.5.149.in-addr.arpa is delegated to two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.

21.5.149.in-addr.arpa shares the same name server setup as other domains, for example dca08.atlas.cogentco.com, 147.100.38.in-addr.arpa, 69.72.38.in-addr.arpa, theolinstudio.com and 19.103.38.in-addr.arpa.

21.5.149.in-addr.arpa at least partially shares name servers with other domains, for instance despoorwegenwervenaan.be, 20.132.66.in-addr.arpa, bandcampberlin.de, upsonline.com.au and ups.hu.

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.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.
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YQsnmqo CF johedugfp 2025-10-04