mail.rome.se has one IP number , which is the same as for rome.se. nl.com, ro.com, co.uk.com, cct.za.com, pcs.uk.com and at least 100 other hosts point to the same IP. rome.se use this as a mailserver. rome.se is a domain controlled by two nameservers at mpower.nl. They are on the same IP network. Incoming mail for rome.se is handled by one mailserver at rome.se themselves. mail.rome.se is hosted on a server in Netherlands even though the hostname implies Sweden.