go
dns46-2.mobile.de has one IP number , which also has a corresponding reverse pointer. mobile.eu, mobile.es, mobile.ro, mobile.de, mobile.ch and at least 18 other hosts use this as a nameserver. mobile.de is a domain controlled by two nameservers at mobile.de themselves. They are on different IP networks. Incoming mail for mobile.de is handled by two mailservers also at mobile.de. They are on different IP networks. mobile.de has two IP numbers. They are on different IP networks. dns46-2.mobile.de is hosted on a server in Germany.

dns46-2.mobile.de
a records
 
+ 194.50.69.18 194.50.69.0/24 AS29454 -
+ --- -

mobile.de
a records
 
+ 194.50.68.90 194.50.68.0/24 AS29454  
+ ---  
+ 194.50.69.90 194.50.69.0/24 AS29454  
ns-soa records
dns45-2.mobile.de
+ 194.50.68.18 194.50.68.0/24 AS29454 -
+ --- -
ns records
dns45-2.mobile.de
+ 194.50.68.18 194.50.68.0/24 AS29454 -
+ --- -
dns46-2.mobile.de
+ 194.50.69.18 194.50.69.0/24 AS29454 -
mx records
mail46-1.mobile.de
+ 194.50.69.2 194.50.69.0/24 AS29454 mail46-2.mobile.de
+ --- mail46-2.mobile.de
mail45-1.mobile.de
+ 194.50.68.1 194.50.68.0/24 AS29454 -
+ --- -
ip numbers of host
194.50.69.18
ptrs of ip numbers
dns46-2.mobile.de
ip numbers using ptr to this host
194.50.69.18
domains using this as nameserver
68.50.194.in-addr.arpa
69.50.194.in-addr.arpa
ebay-auto-pro.com
ebay-automobile.fr
ebay-automobile.it
ebay-kleinanzeigen.de
ebayautopro.com
ebayautopro.fr
ebaymotoripro.it
ebaymotorspro.at
ebaymotorspro.co.uk
ebaymotorspro.de
ebaymotorspro.fr
ebaymotorspro.it
ebaymotorspro.se
kleinanzeigen-ebay.de
mobile.ch
mobile.de
mobile.es
mobile.eu
mobile.ro
motorspro.se
pl.mobile.eu
used as nameserver but missing in parent delegation
ebay-auto-pro.com
ebayautopro.com
ebaymotoripro.it
ebaymotorspro.fr
ebaymotorspro.it