CF1762120742493-tsm20251102073205

DNSWHOIS.INFO - 28.84.38.in-addr.arpa

Search for IP or hostnames:

28.84.38.in-addr.arpa checked at 2025-11-02T21:59:02.458Z 187ms 50/50/50 100% R:10

28.84.38.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

84.38.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

90.28.84.38.in-addr.arpa has 28.84.38.in-addr.arpa as its parent.

Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com are delegated to 28.84.38.in-addr.arpa.

28.84.38.in-addr.arpa uses the same name server configuration as other domains, such as par12.atlas.cogentco.com, 18.54.154.in-addr.arpa, 72.38.in-addr.arpa, 204.254.64.in-addr.arpa and 75.13.149.in-addr.arpa.

28.84.38.in-addr.arpa at least partially shares name servers with other domains such as ups.my, 106.153.207.in-addr.arpa, 98.115.209.in-addr.arpa, stjohns.edu and 20.115.209.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.fnsi.net, ns2.fnsi.net, ns3.fnsi.net, ext-ns1.columbia.edu, auth4.dns.cogentco.com and auth5.dns.cogentco.com.

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

ciMgGWn CF johedugfp 2025-11-02