go
h.nic.ch has one IP number , but the reverse is cctld.tix.ch. h.nic.li and cctld.tix.ch point to the same IP. ch use this as a nameserver. Incoming mail for nic.ch is handled by two mailservers at switch.ch. Two mailservers have the same IP number. nic.ch has one IP number. h.nic.ch is hosted on a server in Switzerland.

h.nic.ch
a records
 
+ 194.42.48.120 194.42.48.0/24 AS8235 cctld.tix.ch
+ --- cctld.tix.ch

nic.ch
a records
 
+ 130.59.31.247 130.59.0.0/16 AS559  
+ ---  
mx records
aletsch.switch.ch
+   AS?  
+ ---  
medel.switch.ch
+   AS?  
ip numbers of host
194.42.48.120
ptrs of ip numbers
cctld.tix.ch
hostnames sharing ip with a-records
cctld.tix.ch
h.nic.li
domains using this as nameserver
ch
domains using this as nameserver under another name
birmaklub.ch
li