ns1.bahnhof.net has one IP number , which also has a corresponding reverse pointer. st, b.st, ik.st, mbc.st, mp4.st and at least 73 other hosts use this as a nameserver. bahnhof.net is a domain controlled by two nameservers at bahnhof.net themselves. They are on different IP networks. Incoming mail for bahnhof.net is handled by one mailserver at bahnhof.se. bahnhof.net has one IP number. ns1.bahnhof.net is hosted on a server in Sweden.