mail.xs.fi has one IP number , which is the same as for xs.fi, but the reverse is holyrouter.xs.fi. xs.fi, tumput.us and holyrouter.xs.fi point to the same IP. xs.fi is a domain controlled by two nameservers at powerdns.net. They are on the same IP network. Incoming mail for xs.fi is handled by seven mailservers having a total of 28 IP numbers. Some of them are on the same IP network. mail.xs.fi is hosted on a server in Finland.