153.220.66.in-addr.arpa


DNS delegation of 153.220.66.in-addr.arpa updated: May 21, 2013 10:34:49 AM

Delegation

stepqueryauthservers
1153.220.66.in-addr.arpa..(f,e,l,k,m,b,g,a,d,j,c,h,i).root-servers.net.
2153.220.66.in-addr.arpa.in-addr.arpa.(f,d,e,a,c,b).in-addr-servers.arpa.
3153.220.66.in-addr.arpa.66.in-addr.arpa.(w,r,z,v,u,y,t,x).arin.net.
4153.220.66.in-addr.arpa.153.220.66.in-addr.arpa.(b,a).ns.facebook.com.
We pick f.root-servers.net, one of the 13 root servers (1), and ask it about 153.220.66.in-addr.arpa and learn that in-addr.arpa is delegated to six name servers (2), so we ask f.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 153.220.66.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 153.220.66.in-addr.arpa.
153.220.66.in-addr.arpa.3600SOAa.ns.facebook.com. dns.facebook.com. ( 1369131076 7200 1800 604800 3600 )
172800 NS b.ns.facebook.com. 153.220.66.in-addr.arpa use b.ns.facebook.com as name server.
172800 NS a.ns.facebook.com. 153.220.66.in-addr.arpa use a.ns.facebook.com as name server.
ADDITIONAL for 153.220.66.in-addr.arpa.
a.ns.facebook.com.172800 A69.171.239.12
b.ns.facebook.com.172800 A69.171.255.12
net. com. arpa. 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. 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. 153.220.66.in-addr.arpa.
whois net
whois com
whois arpa
whois arin.net
whois in-addr.arpa
whois facebook.com
whois root-servers.net
whois in-addr-servers.arpa

whois in-addr.arpa, in-addr.arpa
domain info api in-addr.arpa

153.220.66.in-addr.arpa is a domain controlled by two domain name servers at facebook.com. Both are on different IP networks.

Facebook.net, friendfeed-api.com, feceboock.com, fb-ops.com, facebookmail.com and at least 142 other hosts share name servers with this domain. 153.cz, 153.fr, 153.im, 153.ca, 153.in and at least 113 other hosts are similar domain names.

Also check www.in-addr.arpa and in-addr.arpa.

related to 153.220.66.in-addr.

The name server a.ns.facebook.com

Most of the more than two hundred domains that use the name server a.ns.facebook.com use the two name servers a and b.ns.facebook.com together, hereafter referred to as "name server group 1", (example: whyfacebook.com, 66.252.173.in-addr.arpa and 106.252.173.in-addr.arpa ).

The five name servers ns3.facebook.com, ns4.facebook.com, ns5.facebook.com, a.ns.facebook.com and b.…

Half of the about thirty domains that use the five name servers ns3.facebook.com, ns4.facebook.com, ns5.facebook.com, a.ns.facebook.com and b.ns.facebook.com together, hereafter referred to as "name server group 2", point only to the IP number 69.171.233.18 (example: ff.im, friendfed.com and friendfeedmedia.com ).

The two name servers a and b.ns.facebook.com together

One quarter of the more than two hundred domains that use name server group 1 point only to the IP number 173.252.110.27 (example: facebook.no, facewook.com and fbops.com ).

The name server b.ns.facebook.com

There are more than two hundred domains that use the name server b.ns.facebook.com.

robtex on 153.220.66.in-addr.arpa
RBL listing of 153.220.66.in-addr.arpa
mnw
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Other "153" domains: tv, cz, info, es, com, se, in, at, im, cc, ca, fr, pl, cn, org, me, us, net, hostinginside.de, etudiantes-nues.com, iton.pl, acn.gr, daurinse.com, hostonce.com, xpornosexe.com, chello.no, in-addr.arpa, pornos-films.com, sexeschool.com, kbw.pl, inter-media.pl, i-network.net, gblx.net, platinumcompanions.com, co.uk, siteclear.com, kievnet.com, mountrailturn.com, abovenet.de, amateurdusex.com, popsite.net, touchpoint.com, 194.in, pegashosting.com, dnshost.biz, wantclimb.com, onsnowboard.com, 62.in-addr.arpa, 64.in-addr.arpa, 16.in-addr.arpa, 145.in-addr.arpa, 139.in-addr.arpa, 174.in-addr.arpa, 155.in-addr.arpa, 98.in-addr.arpa, 4.in-addr.arpa, 86.in-addr.arpa, 212.in-addr.arpa, 156.in-addr.arpa, 151.in-addr.arpa, 99.in-addr.arpa, 163.in-addr.arpa, 1.in-addr.arpa, static.actaccess.net, 211.in-addr.arpa, 21.shelldigital.net, 18.shophobby.net, 123.in-addr.arpa, 32.in-addr.arpa, 183.in-addr.arpa, 133.in-addr.arpa, 140.in-addr.arpa, 147.in-addr.arpa, 63.in-addr.arpa, 68.in-addr.arpa, 72.in-addr.arpa, 153.in-addr.arpa, 217.in-addr.arpa, 73.balesol.com, 89.in-addr.arpa, 165.in-addr.arpa, 119.in-addr.arpa, 172.in-addr.arpa, 176.in-addr.arpa, 96.in-addr.arpa, 149.in-addr.arpa, 122.f3f3.com, 132.in-addr.arpa, 75.in-addr.arpa, 166.in-addr.arpa, 158.in-addr.arpa, 135.in-addr.arpa, 159.in-addr.arpa, 123.f3f3.com, 87.in-addr.arpa, 189.in-addr.arpa, 122.in-addr.arpa, 84.in-addr.arpa, 70.in-addr.arpa, 184.in-addr.arpa

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