DNS delegation of saude.go.gov.br updated: May 25, 2013 7:43:47 AM
Delegation
step
query
auth
servers
1
saude.go.gov.br.
.
(b,j,m,i,e,f,h,c,g,a,k,l,d).root-servers.net.
2
saude.go.gov.br.
br.
(a,e,d,f,b,c).dns.br.
3
saude.go.gov.br.
go.gov.br.
(ns2,ns1,ns3).go.gov.br.
We pick b.root-servers.net, one of the 13 root servers (1), and ask it about saude.go.gov.br and learn that br is delegated to six name servers (2), so we ask a.dns.br where we learn that go.gov.br is delegated to three name servers, including ns2.go.gov.br (3), so we ask that one and get the following answer:
Saude.go.gov.br is a domain controlled by four domain name servers at go.gov.br. Two domain name servers have the same IP number. All three of them are on different IP networks. Incoming mail for saude.go.gov.br is handled by one mail server also at go.gov.br having a total of two IP numbers. Both are on different IP networks.