125.142.143
DNS delegation of 125.142.143 updated: May 22, 2013 10:04:08 AM
Delegation
step query auth servers
1 143.142.125.in-addr.arpa. . (b,c,g,l,e,i,m,j,k,a,d,f,h).root-servers.net. 2 143.142.125.in-addr.arpa. in-addr.arpa. (e,a,b,d,c,f).in-addr-servers.arpa. 3 143.142.125.in-addr.arpa. 125.in-addr.arpa. sec1.authdns.ripe.net. ns4.apnic.net. ns3.apnic.net. ns1.apnic.net. apnic1.dnsnode.net. ns2.lacnic.net. tinnie.arin.net. 4 143.142.125.in-addr.arpa. 142.125.in-addr.arpa. (b,c,f,g,d,e).dns.kr. 5 143.142.125.in-addr.arpa. 143.142.125.in-addr.arpa. (rev1,rev2).kornet.net.
We pick b.root-servers.net , one of the 13 root servers (1), and ask it about 143.142.125.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask e.in-addr-servers.arpa where we learn that 125.in-addr.arpa is delegated to seven name servers, including sec1.authdns.ripe.net (3), so we ask that one and learn that 142.125.in-addr.arpa is delegated to six name servers (4), so we ask b.dns.kr and learn that 143.142.125.in-addr.arpa is delegated to two name servers (5), so we ask rev1.kornet.net and get the following answer:
Authoritative answer
kr. net. 143. arpa. dns.kr. 142.143. c.dns.kr. ripe.net. arin.net. d.dns.kr. e.dns.kr. b.dns.kr. f.dns.kr. g.dns.kr. apnic.net. lacnic.net. kornet.net. dnsnode.net. 125.142.143. in-addr.arpa. ns4.apnic.net. ns3.apnic.net. ns1.apnic.net. ns2.lacnic.net. rev2.kornet.net. tinnie.arin.net. rev1.kornet.net. root-servers.net. 125.in-addr.arpa. authdns.ripe.net. m.root-servers.net. a.root-servers.net. j.root-servers.net. apnic1.dnsnode.net. h.root-servers.net. d.root-servers.net. i.root-servers.net. l.root-servers.net. k.root-servers.net. g.root-servers.net. f.root-servers.net. c.root-servers.net. b.root-servers.net. e.root-servers.net. 142.125.in-addr.arpa. in-addr-servers.arpa. sec1.authdns.ripe.net. b.in-addr-servers.arpa. e.in-addr-servers.arpa. c.in-addr-servers.arpa. d.in-addr-servers.arpa. f.in-addr-servers.arpa. a.in-addr-servers.arpa. 143.142.125.in-addr.arpa.
whois kr whois net whois 143 whois arpa whois dns.kr whois 142.143 whois arin.net whois ripe.net whois apnic.net whois kornet.net whois lacnic.net whois dnsnode.net whois in-addr.arpa whois root-servers.net whois in-addr-servers.arpa
whois 142.143 deep analysis of: 125.142.143 , 142.143 domain info api 142.143 RBL listing of 125.142.143 mnw
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