66.220.149


DNS delegation of 66.220.149 updated: Jun 19, 2013 9:20:03 PM

Delegation

stepqueryauthservers
1149.220.66.in-addr.arpa..(d,f,l,k,b,i,e,j,h,a,g,c,m).root-servers.net.
2149.220.66.in-addr.arpa.in-addr.arpa.(d,b,e,c,a,f).in-addr-servers.arpa.
3149.220.66.in-addr.arpa.66.in-addr.arpa.(w,u,x,z,t,r,v,y).arin.net.
4149.220.66.in-addr.arpa.149.220.66.in-addr.arpa.(b,a).ns.facebook.com.
We pick d.root-servers.net, one of the 13 root servers (1), and ask it about 149.220.66.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask d.in-addr-servers.arpa where we learn that 66.in-addr.arpa is delegated to eight name servers, including w.arin.net (3), so we ask that one and learn that 149.220.66.in-addr.arpa is delegated to two name servers (4), so we ask b.ns.facebook.com and get the following answer:

Authoritative answer

ANSWER for 149.220.66.in-addr.arpa.
149.220.66.in-addr.arpa.3600SOAa.ns.facebook.com. dns.facebook.com. ( 1371660535 7200 1800 604800 3600 )
172800 NS a.ns.facebook.com. 149.220.66.in-addr.arpa use a.ns.facebook.com as name server.
172800 NS b.ns.facebook.com. 149.220.66.in-addr.arpa use b.ns.facebook.com as name server.
ADDITIONAL for 149.220.66.in-addr.arpa.
a.ns.facebook.com.172800 A69.171.239.12
b.ns.facebook.com.172800 A69.171.255.12
net. 149. com. arpa. 220.149. arin.net. z.arin.net. u.arin.net. w.arin.net. t.arin.net. v.arin.net. y.arin.net. r.arin.net. x.arin.net. 66.220.149. in-addr.arpa. facebook.com. 66.in-addr.arpa. ns.facebook.com. root-servers.net. a.ns.facebook.com. b.ns.facebook.com. 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. 220.66.in-addr.arpa. in-addr-servers.arpa. 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. 149.220.66.in-addr.arpa.
whois 149
whois net
whois com
whois arpa
whois 220.149
whois arin.net
whois in-addr.arpa
whois facebook.com
whois root-servers.net
whois in-addr-servers.arpa

whois 220.149
deep analysis of: 66.220.149, 220.149
domain info api 220.149

RBL listing of 66.220.149
mnw
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