go
ns1.world4you.com point to 80.243.163.5.

ns1.world4you.com
a records
 
+ 80.243.163.5 80.243.160.0/20 AS21013  
+ ---  
ip numbers of host
80.243.163.5
hostnames sharing ip with a-records
ns1.world4you.com
domains using this as nameserver
compuhelp.at
noeg.ac.at
panhans-kawog.at
tischler.st
uscars.cz
x-fit.se