CF1763619671853-tsm20251116095642

DNSWHOIS.INFO - 152.100.38.in-addr.arpa

Search for IP or hostnames:

152.100.38.in-addr.arpa checked at 2025-11-20T06:21:11.836Z 137ms 47/47/47 100% R:10 allDone:true timedOut:false

152.100.38.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

100.38.in-addr.arpa

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

Starts with same word

Starts similarily

AI analysis

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

152.100.38.in-addr.arpa shares the same name server setup as other domains, for example 79.148.206.in-addr.arpa, 0.9.154.in-addr.arpa, 202.203.38.in-addr.arpa, 16.32.208.in-addr.arpa and 2.102.38.in-addr.arpa.

152.100.38.in-addr.arpa at least partially shares name servers with other domains, including imec.org, suffolk.edu, jetcomm.net, 41.162.65.in-addr.arpa and 35.38.in-addr.arpa.

These name servers are often used together 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, ns2.vodafone-ip.de, dns4.bradley.edu, dns5.bradley.edu and dnsauth1.suffolk.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.
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