DNS delegation of world.yjc.ir updated: May 19, 2013 5:07:02 AM
a.nic.ir. ns.irnic.ir. ns5.univie.ac.at.
We pick m.root-servers.net, one of the 13 root servers (1), and ask it about world.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 and get the following answer: