CF1759976178775-tsm20251008212832

DNSWHOIS.INFO - 200.161.205.in-addr.arpa

Search for IP or hostnames:

200.161.205.in-addr.arpa checked at 2025-10-09T02:16:18.756Z 200ms 50/50/50 100% R:11

200.161.205.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

161.205.in-addr.arpa

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

Up

Starts with same word

Starts similarily

AI analysis

200.161.205.in-addr.arpa is the parent of 37.200.161.205.in-addr.arpa, 5.200.161.205.in-addr.arpa, 20.200.161.205.in-addr.arpa, 4.200.161.205.in-addr.arpa, 2.200.161.205.in-addr.arpa and several other host names.

200.161.205.in-addr.arpa's delegation is to two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com.

200.161.205.in-addr.arpa shares the same name server configuration as other domains, such as 201.98.199.in-addr.arpa, 5.0.0.0.0.0.0.0.0.0.0.0.f.2.0.0.2.0.0.0.8.7.9.0.1.0.0.2.ip6.arpa, 57.38.in-addr.arpa, 33.208.in-addr.arpa and oak01.atlas.cogentco.com.

200.161.205.in-addr.arpa at least partially shares its name servers with other domains, for instance rbb.tv, ups.co.th, virocon.com, ups.com.fj and thenewlogistics.com.

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, 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.
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