151.20


DNS delegation of 151.20 updated: Jun 18, 2013 6:52:09 AM

Delegation

stepqueryauthservers
120.151.in-addr.arpa..(a,k,l,b,c,h,i,m,d,g,j,e,f).root-servers.net.
220.151.in-addr.arpa.in-addr.arpa.(c,e,b,a,f,d).in-addr-servers.arpa.
320.151.in-addr.arpa.151.in-addr.arpa.sns-pb.isc.org. tinnie.arin.net. ns3.nic.fr. sec3.apnic.net. pri.authdns.ripe.net. sec1.apnic.net.
420.151.in-addr.arpa.20.151.in-addr.arpa.ns.iunet.it. ns.infuturo.it.
We pick a.root-servers.net, one of the 13 root servers (1), and ask it about 20.151.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask c.in-addr-servers.arpa where we learn that 151.in-addr.arpa is delegated to six name servers, including sns-pb.isc.org (3), so we ask that one and learn that 20.151.in-addr.arpa is delegated to two name servers (4), so we ask ns.iunet.it and get the following answer:

Authoritative answer

ANSWER for 20.151.in-addr.arpa.
20.151.in-addr.arpa.86400SOAns.iunet.it. dnsmaster.iunet.it. ( 2000052602 28800 14400 604800 86400 )
86400 NS ns.infuturo.it. 20.151.in-addr.arpa use ns.infuturo.it as name server.
86400 NS ns.iunet.it. 20.151.in-addr.arpa use ns.iunet.it as name server.
20. it. fr. net. org. arpa. 151.20. nic.fr. isc.org. ripe.net. iunet.it. arin.net. apnic.net. ns3.nic.fr. ns.iunet.it. infuturo.it. in-addr.arpa. sec1.apnic.net. sec3.apnic.net. ns.infuturo.it. sns-pb.isc.org. tinnie.arin.net. root-servers.net. 151.in-addr.arpa. authdns.ripe.net. a.root-servers.net. h.root-servers.net. g.root-servers.net. m.root-servers.net. j.root-servers.net. d.root-servers.net. i.root-servers.net. l.root-servers.net. k.root-servers.net. f.root-servers.net. c.root-servers.net. b.root-servers.net. e.root-servers.net. 20.151.in-addr.arpa. pri.authdns.ripe.net. in-addr-servers.arpa. b.in-addr-servers.arpa. f.in-addr-servers.arpa. e.in-addr-servers.arpa. c.in-addr-servers.arpa. d.in-addr-servers.arpa. a.in-addr-servers.arpa.
whois fr
whois it
whois 20
whois net
whois org
whois arpa
whois 151.20
whois nic.fr
whois isc.org
whois iunet.it
whois ripe.net
whois arin.net
whois apnic.net
whois infuturo.it
whois in-addr.arpa
whois root-servers.net
whois in-addr-servers.arpa

whois 151.20
deep analysis of: 151.20
domain info api 151.20

RBL listing of 151.20
mnw
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