go
130.4.204.in-addr.arpa is a domain controlled by four nameservers. Two of them are on the same IP network. rr.net, gs.com, fna.org, ddb.com, crl.com and at least 100 other hosts share nameservers with this domain. 4.204.in-addr.arpa is delegated to two nameservers, however both delegated nameservers are missing in the zone and four other nameservers are listed. Two of them are on the same IP network.

130.4.204.in-addr.arpa
ns-soa records
gs.com
+ 204.4.187.246 204.4.187.0/24 AS6195  
+ ---  
+ 207.17.45.246 207.17.45.0/24 AS6195  
ns records
dbru.br.ns.els-gms.att.net
+ 199.191.128.106 199.191.128.0/23 AS7018 -
+ --- -
cmtu.mt.ns.els-gms.att.net
+ 12.127.16.69 12.0.0.0/9 AS7018 -
auth01.ns.uu.net
+ 198.6.1.81 198.6.0.0/16 AS701 -
auth60.ns.uu.net
+ 198.6.1.181 198.6.0.0/16 AS701 -

4.204.in-addr.arpa
ns-soa records
auth1.dns.cogentco.com
+ 66.28.0.14 66.28.0.0/16 AS174 -
+ --- -
ns records
ns.psi.net
+ 38.8.48.2 38.8.48.0/24 AS174 -
+ --- -
auth1.dns.cogentco.com
+ 66.28.0.14 66.28.0.0/16 AS174 -
auth2.dns.cogentco.com
+ 66.28.0.30 66.28.0.0/16 AS174 -
auth4.dns.cogentco.com
+ 80.245.32.74 80.245.32.0/19 AS174 -
auth5.dns.cogentco.com
+ 80.91.64.50 80.91.64.0/19 AS174 -
ns2.psi.net
+ 38.8.50.2 38.0.0.0/8 AS174  
+ ---  
nameservers used by this domain
auth01.ns.uu.net
auth60.ns.uu.net
cmtu.mt.ns.els-gms.att.net
dbru.br.ns.els-gms.att.net
domains sharing nameservers
1.6.198.in-addr.arpa
10.122.204.in-addr.arpa
105.98.63.in-addr.arpa
106.131.in-addr.arpa
12.in-addr.arpa
125.62.in-addr.arpa
130.12.in-addr.arpa
131.4.204.in-addr.arpa
16.206.in-addr.arpa
241.63.in-addr.arpa
94.166.in-addr.arpa
aal2.alter.net
accessinter.net
aetna.com
alter.net
analogictech.com
atl16.alter.net
banksanjuans.com
bdskc.com
bdsrealtime.com
bnn3.alter.net
bos24.alter.net
burkeproperties.com
chi30.alter.net
chumashcasino.com
claimcard.com
cle11.alter.net
cogentrix.com
cph1.alter.net
crl.com
cynosure.com
cynosurelaser.com
dayberry.net
dca16.alter.net
dca17.alter.net
ddb.com
ddt3.alter.net
deloitte.com
deloitte.net
deloitte.org
deloitteandtouche.com
deloitteandtouche.org
den.onnet.us.uu.net
den10.alter.net
dentalhealthservices.com
det15.alter.net
dfw28.alter.net
eastchester.net
efloras.org
emea.mci.net
ewr18.alter.net
fgb2.alter.net
firemansfund.com
fna.org
gardasil.ca
goldmansachs.com
gretagmacbeth.ch
gs.com
heart-land.com
heinemann.com
iati.net
intercon.com
investingforteens.com
iotech.com
lax33.alter.net
lenel.com
lex2.alter.net
lnd16.alter.net
lnd17.alter.net
merckfrosstmedia.ca
meridianiq.com
mobot.org
nfdllc.com
ns.uunet.ca
onnet.us.uu.net
ops.us.uu.net
passezlemot.ca
prcnet.com
reedexpo.com
ricoh-usa.com
rr.net
rwe1.alter.net
saix.net
schwab-worldwide.com
schwab.com
schwabb.com
scn3.alter.net
secsup.org
sfld.ops.us.uu.net
sonoco.com
sonococrellin.com
sonocomoldedplastics.com
stancaps.com
sunflowergroup.com
tachc.org
techemet.com
tellsomeone.ca
thomson.com
ulg2.alter.net
ulg3.alter.net
universalbank.com
us.uu.net
uunet.ca
viper.alter.net
wamu.net
wcom.ca
ip numbers of nameservers
12.127.16.69
198.6.1.181
198.6.1.81
199.191.128.106
reverse names of the nameservers
auth01.ns.uu.net
auth60.ns.uu.net
cmtu.mt.ns.els-gms.att.net
dbru.br.ns.els-gms.att.net
other names of the nameservers
*.homerlaughlin.net
1stpriority.org
2a.homerlaughlin.net
c.ns.232.33.12.in-addr.arpa
gate.papl.com
gate.pplweb.com
homerlaughlin.net
mail.gretasgourmet.com
njhmfa.net
ns1.newton.k12.ks.us
ns2.c2micro.com
ns3.derry.gentexcorp.com
ns3.gentexcorp.com
ns3.tripos.com
ns3.west.gentexcorp.com
ns6.alto-shaam.com
ns8.chemdist.com
ns9.chemdist.com
srv2-tout-ce-que-je-peux.ma
domains sharing nameservers under another name
107.77.63.in-addr.arpa
155.167.in-addr.arpa
163.196.65.in-addr.arpa
alto-shaam.com
c2micro.com
derry.gentexcorp.com
hardwareshow.us
interphexpuertorico.com
interphexpuertorico.us
lawnandgardenworld.biz
lawnandgardenworld.com
mdw.onnet.us.uu.net
newtonchannel.com
newtonchannel.org
rhythms.net
tout-ce-que-je-peux.ma
tripos.com
univarpolymers.org
nameservers missing in parent delegation
auth1.dns.cogentco.com
auth2.dns.cogentco.com
auth4.dns.cogentco.com
auth5.dns.cogentco.com
nameservers missing in zone
ns.psi.net
ns2.psi.net