mail.solcon.net has one IP number , which also has a corresponding reverse pointer. bgs.nl, vgs.nl, hmz.nl, yord.nl, opra.nl and at least 100 other hosts use this as a mailserver. solcon.net is a domain controlled by three nameservers at solcon.nl. All of them are on the same IP network. Incoming mail for solcon.net is handled by four mailservers also at solcon.nl. All of them are on the same IP network. solcon.net has one IP number. mail.solcon.net is hosted on a server in Netherlands.