DNSWHOIS.INFO - dca05.atlas.cogentco.com
Search for IP or hostnames:
dca05.atlas.cogentco.com checked at 2025-11-11T20:51:29.257Z 95ms 50/50/50 100% R:12 allDone:true timedOut:false dca05.atlas.cogentco.com
| NS | auth1.dns.cogentco.com | ||||||
| A | 2001:550:1:a::d 🇺🇸 COGENT | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| A | 66.28.0.14🇺🇸 COGENT | ||||||
| PTR | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
| A | 2001:550:1:b::d 🇺🇸 COGENT | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
| A | 66.28.0.30🇺🇸 COGENT | ||||||
| PTR | auth2.dns.cogentco.com | ||||||
atlas.cogentco.com
| NS | auth1.dns.cogentco.com | ||||||
| NS | auth2.dns.cogentco.com | ||||||
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rcr11.dca05.atlas.cogentco.com |
AI analysis
The parent of rcr11.dca05.atlas.cogentco.com is dca05.atlas.cogentco.com.
Two name servers auth1.dns.cogentco.com and auth2.dns.cogentco.com handle the delegation for dca05.atlas.cogentco.com.
dca05.atlas.cogentco.com shares the same name server setup as other domains, for instance 31.154.in-addr.arpa, 15.11.199.in-addr.arpa, 160.161.38.in-addr.arpa, 61.110.38.in-addr.arpa and ham02.atlas.cogentco.com.
dca05.atlas.cogentco.com at least partially shares name servers with other domains, for instance 225.41.209.in-addr.arpa, ups.sn, rbb.tel, 18.115.209.in-addr.arpa and cuf.columbia.edu.
These name servers are commonly used with cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, ns1.fnsi.net, ns2.fnsi.net, ns3.fnsi.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.