DNS delegation of irfanview.com updated: May 25, 2013 2:46:57 PM
Delegation
step
query
auth
servers
1
irfanview.com.
.
(l,k,m,h,b,e,g,j,a,i,d,f,c).root-servers.net.
2
irfanview.com.
com.
(b,g,c,j,k,e,l,d,f,i,a,h,m).gtld-servers.net.
3
irfanview.com.
irfanview.com.
b1.wpns.hosteurope.de. b1.wsns.hosteurope.de.
We pick l.root-servers.net, one of the 13 root servers (1), and ask it about irfanview.com and learn that com is delegated to 13 name servers (2), so we ask b.gtld-servers.net where we learn that irfanview.com is delegated to two name servers, including b1.wpns.hosteurope.de (3), so we ask that one and get the following answer: