216.239.38.21


DNS delegation of 216.239.38.21 updated: May 19, 2013 1:53:46 AM

Delegation

stepqueryauthservers
121.38.239.216.in-addr.arpa..(b,c,l,k,h,m,f,e,a,j,g,d,i).root-servers.net.
221.38.239.216.in-addr.arpa.in-addr.arpa.(a,d,c,f,e,b).in-addr-servers.arpa.
321.38.239.216.in-addr.arpa.216.in-addr.arpa.(z,y,u,x,t,r,w,v).arin.net.
421.38.239.216.in-addr.arpa.38.239.216.in-addr.arpa.(ns3,ns4,ns2,ns1).google.com.
We pick b.root-servers.net, one of the 13 root servers (1), and ask it about 21.38.239.216.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask a.in-addr-servers.arpa where we learn that 216.in-addr.arpa is delegated to eight name servers, including z.arin.net (3), so we ask that one and learn that 38.239.216.in-addr.arpa is delegated to four name servers (4), so we ask ns3.google.com and get the following answer:

Authoritative answer

ANSWER for 21.38.239.216.in-addr.arpa.
21.38.239.216.in-addr.arpa.86400 PTR any-in-2615.1e100.net.
21. net. com. arpa. 38.21. arin.net. 239.38.21. 1e100.net. z.arin.net. u.arin.net. w.arin.net. t.arin.net. google.com. v.arin.net. y.arin.net. r.arin.net. x.arin.net. in-addr.arpa. 216.239.38.21. ns3.google.com. ns4.google.com. ns1.google.com. ns2.google.com. 216.in-addr.arpa. root-servers.net. m.root-servers.net. a.root-servers.net. j.root-servers.net. h.root-servers.net. d.root-servers.net. i.root-servers.net. l.root-servers.net. k.root-servers.net. g.root-servers.net. f.root-servers.net. c.root-servers.net. b.root-servers.net. e.root-servers.net. 239.216.in-addr.arpa. in-addr-servers.arpa. any-in-2615.1e100.net. b.in-addr-servers.arpa. e.in-addr-servers.arpa. c.in-addr-servers.arpa. d.in-addr-servers.arpa. f.in-addr-servers.arpa. a.in-addr-servers.arpa. 38.239.216.in-addr.arpa. 21.38.239.216.in-addr.arpa.
whois 21
whois net
whois com
whois arpa
whois 38.21
whois arin.net
whois 1e100.net
whois google.com
whois in-addr.arpa
whois root-servers.net
whois in-addr-servers.arpa

whois 38.21
deep analysis of: 216.239.38.21, 38.21
domain info api 38.21

RBL listing of 216.239.38.21
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