go
g.gtld.biz has one IP number , which also has a corresponding reverse pointer. i.nic.tel and i.dns.nic.tel point to the same IP. biz, 4u.com and gtld.biz use this as a nameserver. gtld.biz is a domain controlled by eleven nameservers at gtld.biz themselves. Two of them are on the same IP network. g.gtld.biz is hosted on a server in United States.

g.gtld.biz
a records
 
+ 199.7.64.126 199.7.64.0/24 AS32978 -
+ --- -

gtld.biz
ns-soa records
a.gtld.biz
+ 209.173.53.162 209.173.53.0/24 AS7786 -
+ --- -
ns records
a.gtld.biz
+ 209.173.53.162 209.173.53.0/24 AS7786 -
+ --- -
b.gtld.biz
+ 209.173.57.162 209.173.57.0/24 AS7786 -
c.gtld.biz
+ 209.173.60.65 209.173.60.0/24 AS7786 -
i.gtld.biz
+ 156.154.96.126 156.154.96.0/24 AS32978 -
j.gtld.biz
+   AS?  
+ ---  
k.gtld.biz
+ 156.154.72.65 156.154.72.0/24 AS7786 -
+ --- -
d.gtld.biz
+ 156.154.100.19 156.154.100.0/24 AS12008  
+ ---  
e.gtld.biz
+ 209.173.58.65 209.173.58.0/24 AS7786 -
+ --- -
f.gtld.biz
+ 209.173.58.66 209.173.58.0/24 AS7786 -
g.gtld.biz
+ 199.7.64.126 199.7.64.0/24 AS32978 -
h.gtld.biz
+ 199.7.77.126 199.7.77.0/24 AS32978 -
ip numbers of host
199.7.64.126
ptrs of ip numbers
g.gtld.biz
ip numbers using ptr to this host
199.7.64.126
hostnames sharing ip with a-records
i.dns.nic.tel
i.nic.tel
domains using this as nameserver
4u.com
biz
gtld.biz
domains using this as nameserver under another name
tel
used as nameserver but missing in parent delegation
4u.com