athreya10.yahoomail.com
DNS delegation of athreya10.yahoomail.com updated: May 22, 2013 10:55:42 PM
Delegation
step query auth servers
1 athreya10.yahoomail.com. . (l,h,d,b,e,g,m,i,k,c,f,a,j).root-servers.net. 2 athreya10.yahoomail.com. com. (k,j,c,m,i,l,d,g,a,f,e,h,b).gtld-servers.net. 3 athreya10.yahoomail.com. yahoomail.com. (ns1,ns3,ns2,ns4,ns5).yahoo.com.
We pick l.root-servers.net , one of the 13 root servers (1), and ask it about athreya10.yahoomail.com and learn that com is delegated to 13 name servers (2), so we ask k.gtld-servers.net where we learn that yahoomail.com is delegated to five name servers, including ns1.yahoo.com (3), so we ask that one and get the following answer:
Authoritative answer
AUTHORITATIVE for athreya10.yahoomail.com. yahoomail.com. 600 SOA hidden-master.yahoo.com. hostmaster.yahoo-inc.com. ( 2011111400 3600 900 604800 600 )
net. com. yahoo.com. ns2.yahoo.com. ns5.yahoo.com. ns1.yahoo.com. ns4.yahoo.com. ns3.yahoo.com. yahoomail.com. root-servers.net. gtld-servers.net. m.root-servers.net. a.root-servers.net. g.gtld-servers.net. e.gtld-servers.net. j.root-servers.net. i.gtld-servers.net. f.gtld-servers.net. m.gtld-servers.net. k.gtld-servers.net. h.root-servers.net. d.root-servers.net. d.gtld-servers.net. i.root-servers.net. h.gtld-servers.net. l.root-servers.net. k.root-servers.net. g.root-servers.net. b.gtld-servers.net. f.root-servers.net. c.gtld-servers.net. c.root-servers.net. a.gtld-servers.net. b.root-servers.net. l.gtld-servers.net. j.gtld-servers.net. e.root-servers.net. athreya10.yahoomail.com.
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