CF1762107308099-tsm20251102073205

DNSWHOIS.INFO - 153.100.38.in-addr.arpa

Search for IP or hostnames:

153.100.38.in-addr.arpa checked at 2025-11-02T18:15:08.084Z 108ms 50/50/50 100% R:15

153.100.38.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

Up

Starts with same word

Starts similarily

AI analysis

The parent of 72.153.100.38.in-addr.arpa is 153.100.38.in-addr.arpa.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle the delegation for 153.100.38.in-addr.arpa.

153.100.38.in-addr.arpa shares the same name server setup as other domains, for instance 4.5.38.in-addr.arpa, 57.98.199.in-addr.arpa, 73.128.38.in-addr.arpa, 97.199.in-addr.arpa and texpool.biz.

153.100.38.in-addr.arpa at least partially shares name servers with other domains, for instance 249.41.209.in-addr.arpa, ups-scs.ch, lescheminsdeferengagent.be, corridorc.be and orb.de.

these name servers are commonly used with ns1.vodafone-ip.de, ns2.vodafone-ip.de, nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ns4.arcadiz.be, dns.infrabel.be, secdns.infrabel.be and ns3.arcadiz.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.
dbq

hkSlFIz CF johedugfp 2025-11-02