go
tld3.ultradns.org has one IP number , which also has a corresponding reverse pointer. e.dns.nic.tel point to the same IP. fm, as, travel, com.fm, kaydee.co.in and at least one other host use this as a nameserver. ultradns.org is a domain controlled by six nameservers. All of them are on different IP networks. Incoming mail for ultradns.org is handled by two mailservers at neustar.com. They are on different IP networks. ultradns.org has one IP number. tld3.ultradns.org is hosted on a server in United States.

tld3.ultradns.org
a records
 
+ 199.7.66.1 199.7.66.0/24 AS12008 -
+ --- -

ultradns.org
a records
 
+ 204.74.99.100 204.74.99.0/24 AS12008  
+ ---  
ns-soa records
 
+   AS?  
+ ---  
ns records
pdns1.ultradns.net
+ 204.74.108.1 204.74.108.0/24 AS12008 -
+ --- -
pdns2.ultradns.net
+ 204.74.109.1 204.74.109.0/24 AS12008 -
pdns3.ultradns.org
+ 199.7.68.1 199.7.68.0/24 AS12008 -
pdns4.ultradns.org
+ 199.7.69.1 199.7.69.0/24 AS12008 -
pdns5.ultradns.info
+ 204.74.114.1 204.74.114.0/24 AS12008 -
pdns6.ultradns.co.uk
+ 204.74.115.1 204.74.115.0/24 AS12008 -
mx records
ns6.neustar.com
+ 156.154.16.88 156.154.16.0/22 AS7786 -
+ --- -
ns7.neustar.com
+ 156.154.24.88 156.154.24.0/21 AS7786 -
ip numbers of host
199.7.66.1
ptrs of ip numbers
tld3.ultradns.org
ip numbers using ptr to this host
199.7.66.1
hostnames sharing ip with a-records
e.dns.nic.tel
domains using this as nameserver
as
com.fm
fm
kaydee.co.in
klusmeester.nu
travel
domains using this as nameserver under another name
tel
used as nameserver but missing in parent delegation
kaydee.co.in
klusmeester.nu