DNS delegation of mail.sr updated: Jun 19, 2013 5:52:17 PM
Delegation
step
query
auth
servers
1
mail.sr.
.
(k,a,i,h,m,b,l,e,j,g,c,f,d).root-servers.net.
2
mail.sr.
sr.
(ns1,ns2).sr.net.
3
mail.sr.
mail.sr.
(ns2,ns1).dalecraig.com.
We pick k.root-servers.net, one of the 13 root servers (1), and ask it about mail.sr and learn that sr is delegated to two name servers (2), so we ask ns1.sr.net where we learn that mail.sr is delegated to two name servers, including ns2.dalecraig.com (3), so we ask that one and get the following answer: