DNS delegation of wwwgoogle.ru updated: May 24, 2013 8:20:02 PM
Delegation
step
query
auth
servers
1
wwwgoogle.ru.
.
(f,e,i,l,h,b,g,c,j,k,a,d,m).root-servers.net.
2
wwwgoogle.ru.
ru.
(f,b,d,a,e).dns.ripn.net.
3
wwwgoogle.ru.
wwwgoogle.ru.
(ns2,ns1).wwwgoogle.ru.
We pick f.root-servers.net, one of the 13 root servers (1), and ask it about wwwgoogle.ru and learn that ru is delegated to five name servers (2), so we ask f.dns.ripn.net where we learn that wwwgoogle.ru is delegated to two name servers, including ns2.wwwgoogle.ru (3), so we ask that one and get the following answer: