dns1.dbmg.de has one IP number , which also has a corresponding reverse pointer. ns.ic-marl.de point to the same IP. var.de, lvi.de, tfg.de, dbmg.de, wabs.de and at least 100 other hosts use this as a nameserver. dbmg.de is a domain controlled by two nameservers at dbmg.de themselves. They are on the same IP network. Incoming mail for dbmg.de is handled by two mailservers on the same IP network. dbmg.de has one IP number. dns1.dbmg.de is hosted on a server in Germany.