DNS delegation of alpha-lab.ru updated: May 25, 2013 1:18:54 AM
Delegation
step
query
auth
servers
1
alpha-lab.ru.
.
(i,e,h,f,l,j,g,k,d,m,a,c,b).root-servers.net.
2
alpha-lab.ru.
ru.
(d,f,a,e,b).dns.ripn.net.
3
alpha-lab.ru.
alpha-lab.ru.
(ns25,ns24).imhoster.net.
We pick i.root-servers.net, one of the 13 root servers (1), and ask it about alpha-lab.ru and learn that ru is delegated to five name servers (2), so we ask d.dns.ripn.net where we learn that alpha-lab.ru is delegated to two name servers, including ns25.imhoster.net (3), so we ask that one and get the following answer: