CF1760733568776-tsm20251017082432

DNSWHOIS.INFO - ucs.cogentco.com

Search for IP or hostnames:

ucs.cogentco.com checked at 2025-10-17T20:39:28.753Z 166ms 56/56/56 100% R:13

ucs.cogentco.com

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

cogentco.com

NSauth1.dns.cogentco.com
NSauth2.dns.cogentco.com
MXcogentco-com.mail.protection.outlook.com
A2001:550:1::cc01 🇺🇸 Cogent Communications, Inc.
A38.100.128.10🇩🇪 Cogent Communications, Inc.
rank #84499 globally
rank #42356 in the tld

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Starts with same word

Starts similarily

AI analysis

ucs.cogentco.com is a parent of ucblinux.ucs.cogentco.com and ucbb.ucs.cogentco.com.

Delegation for ucs.cogentco.com rests with two name servers, auth1.dns.cogentco.com and auth2.dns.cogentco.com.

ucs.cogentco.com shares the same name server setup as other domains, including 197.142.38.in-addr.arpa, 70.127.38.in-addr.arpa, dsi.biz, happening.co.il and smwinc.com.

ucs.cogentco.com at least partially shares name servers with other domains, for instance 141.41.206.in-addr.arpa, ups-scs.nl, ups-mail.com, sfb.de and upsnextdayairsaver.com.

These name servers are commonly used together 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, ns2.vodafone-ip.de, 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.
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JRfqZua CF johedugfp 2025-10-17