CF1760666927533-tsm20251016114356

DNSWHOIS.INFO - 23.136.38.in-addr.arpa

Search for IP or hostnames:

23.136.38.in-addr.arpa checked at 2025-10-17T02:08:47.517Z 121ms 47/47/47 100% R:11

23.136.38.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

136.38.in-addr.arpa

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

Starts with same word

Starts similarily

AI analysis

23.136.38.in-addr.arpa's delegation uses two name servers, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

23.136.38.in-addr.arpa shares the same name server setup as other domains, for example 30.154.in-addr.arpa, graduate.limcollege.edu, 220.5.208.in-addr.arpa, 12.124.38.in-addr.arpa and sfo05.atlas.cogentco.com.

23.136.38.in-addr.arpa at least partially shares name servers with other domains, including upsff.com, sfitruck.com, bradley.edu, 234.183.206.in-addr.arpa and upsbrown.info.

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, ns2.vodafone-ip.de, dns4.bradley.edu and dns5.bradley.edu.

Host names with 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.
dbq

rlCfOtG CF johedugfp 2025-10-17