Your Servage MX-Records have this syntax (replace yourdomain.com with your real domain name):
yourdomain.com >> MX >> priority 10 >> mail.yourdomain.com
yourdomain.com >> MX >> priority 20 >> mail2.yourdomain.com
and
mail.yourdomain.com >> A record >> 93.90.146.16
mail2.yourdomain.com >> A record >> 93.90.146.17
You find the DNS settings for your domains in your control panel under 'Domains and Websites' and 'DNS'.