CF1760457278621-tsm20251012143351

DNSWHOIS.INFO - 3.1.199.in-addr.arpa

Search for IP or hostnames:

3.1.199.in-addr.arpa checked at 2025-10-14T15:54:38.557Z 628ms 47/47/47 100% R:7

3.1.199.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

1.199.in-addr.arpa

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

Starts with same word

Starts similarily

AI analysis

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

3.1.199.in-addr.arpa shares the same name server setup as other domains, for instance 70.127.38.in-addr.arpa, dsi.biz, happening.co.il, smwinc.com and 76.127.38.in-addr.arpa.

3.1.199.in-addr.arpa at least partially shares name servers with other domains, for instance sfb.de, upsnextdayairsaver.com, upsaircargo.com, deutschlandradio.com and rbbtext.de.

These name servers are commonly used with the following name servers: 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:

The host name auth1.dns.cogentco.com points to 2001:550:1:a::d and 66.28.0.14; the host name 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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