go
213-239-199-168.clients.your-server.de has one IP number , which also has a corresponding reverse pointer. www.wean.at, mail.wean.at, www.otwic.com, mail.otwic.com and mail.kropfies.com point to the same IP. clients.your-server.de is a domain controlled by two nameservers on different IP networks. 213-239-199-168.clients.your-server.de is hosted on a server in Germany.

213-239-199-168.clients.your-server.de
a records
 
+ 213.239.199.168 213.239.192.0/18 AS24940 -
+ --- -

clients.your-server.de
ns-soa records
ns1.your-server.de
+ 213.133.106.251 213.133.96.0/19 AS24940 -
+ --- -
ns records
ns.second-ns.com
+ 213.239.204.242 213.239.192.0/18 AS24940 -
+ --- -
ns1.your-server.de
+ 213.133.106.251 213.133.96.0/19 AS24940 -
ip numbers of host
213.239.199.168
ptrs of ip numbers
213-239-199-168.clients.your-server.de
ip numbers using ptr to this host
213.239.199.168
hostnames sharing ip with a-records
*.wean.at
mail.kropfies.com
mail.otwic.com
mail.wean.at
www.otwic.com
www.wean.at
domains using this as mailserver under another name
kropfies.com
otwic.com
wean.at