CF1760302859223-tsm20251012143351

NSLIST.NET - 100.235.209.in-addr.arpa

Search for IP or hostnames:

100.235.209.in-addr.arpa checked at 2025-10-12T21:00:59.207Z 378ms 47/47/47 100% R:11

100.235.209.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

235.209.in-addr.arpa

Starts with same word

Starts similarily

AI analysis

100.235.209.in-addr.arpa is delegated to two name servers: auth1.dns.cogentco.com and auth2.dns.cogentco.com.

100.235.209.in-addr.arpa uses the same name server setup as other domains such as skg01.atlas.cogentco.com, phl03.atlas.cogentco.com, 198.137.204.in-addr.arpa, nte01.atlas.cogentco.com and 22.76.38.in-addr.arpa.

100.235.209.in-addr.arpa shares name servers with other domains at least partially, for example campus-und-karriere.de, myfreighttracking.com, sipa.columbia.edu, ups-scs.fr and 39.160.in-addr.arpa.

these name servers are commonly used with the name servers nsa.ups.com, nsb.ups.com, cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, ext-ns1.columbia.edu, auth4.dns.cogentco.com, auth5.dns.cogentco.com, ns1.vodafone-ip.de and ns2.vodafone-ip.de.

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

perQzoS CF johedugfp 2025-10-12