Like, why not just
SELECT tblservers.name, tblproducts.name, COUNT(*) FROM tblservers, tblhosting, tblproducts WHERE tblhosting.server = tblservers.id AND tblhosting.packageid = tblproducts.id AND YEAR(tblhosting.regdate) = YEAR(CURDATE()) AND MONTH(tblhosting.regdate) = MONTH(CURDATE()) AND...