ptmail.sapo.pt
DNS delegation of ptmail.sapo.pt updated: May 21, 2013 1:22:43 PM
Delegation
step query auth servers
1 ptmail.sapo.pt. . (h,l,f,b,g,e,a,k,d,m,j,i,c).root-servers.net. 2 ptmail.sapo.pt. pt. ns2.dns.pt. ns.dns.pt. auth200.ns.uu.net. ns.dns.br. auth210.ns.uu.net. ns-pt.nlnetlabs.nl. sns-pb.isc.org. ns2.nic.fr. 3 ptmail.sapo.pt. sapo.pt. (ns2,dns02,dns01,ns).sapo.pt. 4 ptmail.sapo.pt. ptmail.sapo.pt. (a).ns.ptmail.sapo.pt.
We pick h.root-servers.net , one of the 13 root servers (1), and ask it about ptmail.sapo.pt and learn that pt is delegated to eight name servers (2), so we ask ns2.dns.pt where we learn that sapo.pt is delegated to four name servers, including ns2.sapo.pt (3), so we ask that one and learn that ptmail.sapo.pt is delegated to one name server (4), so we ask a.ns.ptmail.sapo.pt and get the following answer:
Authoritative answer
pt. fr. br. nl. net. org. dns.br. dns.pt. nic.fr. uu.net. isc.org. sapo.pt. ns.dns.br. ns.dns.pt. ns.uu.net. ns2.nic.fr. ns2.dns.pt. ns.sapo.pt. ns2.sapo.pt. nlnetlabs.nl. dns02.sapo.pt. dns01.sapo.pt. ptmail.sapo.pt. sns-pb.isc.org. root-servers.net. ns.ptmail.sapo.pt. auth200.ns.uu.net. auth210.ns.uu.net. m.root-servers.net. a.root-servers.net. j.root-servers.net. h.root-servers.net. ns-pt.nlnetlabs.nl. 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. a.ns.ptmail.sapo.pt.
whois pt whois fr whois br whois nl whois net whois org whois nic.fr whois uu.net whois dns.br whois dns.pt whois isc.org whois sapo.pt whois nlnetlabs.nl whois root-servers.net
whois sapo.pt , sapo.pt domain info api sapo.pt robtex on ptmail.sapo.pt RBL listing of ptmail.sapo.pt mnw
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Other "ptmail" domains: ru , us , se , dk , net , com , gov.cn , sapo.pt