CF1763339969655-tsm20251116095642

DNSWHOIS.INFO - 1.28.38.in-addr.arpa

Search for IP or hostnames:

1.28.38.in-addr.arpa checked at 2025-11-17T00:39:29.624Z 303ms 50/50/50 100% R:11 allDone:true timedOut:false

1.28.38.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

28.38.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

1.28.38.in-addr.arpa is the parent of 223.1.28.38.in-addr.arpa, 73.1.28.38.in-addr.arpa, 11.1.28.38.in-addr.arpa, 2.1.28.38.in-addr.arpa, 92.1.28.38.in-addr.arpa and a few other host names.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle the delegation for 1.28.38.in-addr.arpa.

1.28.38.in-addr.arpa shares the same name server setup as other domains, for instance 105.97.38.in-addr.arpa, 206.38.in-addr.arpa, providencecare.ca, 110.177.216.in-addr.arpa and 157.127.38.in-addr.arpa.

1.28.38.in-addr.arpa at least partially shares name servers with other domains, for instance 8d.com, upsforum.com, eolex.be, 166.29.216.in-addr.arpa and ups-scs-latam.com.

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, ns3.level3.net and ns4.level3.net.

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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