DNS delegation of www.yjc.ir updated: May 23, 2013 9:42:12 AM
a.nic.ir. ns.irnic.ir. ns5.univie.ac.at.
We pick e.root-servers.net, one of the 13 root servers (1), and ask it about www.yjc.ir and learn that ir is delegated to three name servers (2), so we ask a.nic.ir where we learn that yjc.ir is delegated to two name servers, including ns2.iransamaneh.com (3), so we ask that one where we see a CNAME from www.yjc.ir to yjc.ir, so we have to start all over again. We already know that ns1.iransamaneh.com is authoritative for yjc.ir (4) and ask it about yjc.ir and get the following answer: