How do l know if my email service is on the Luxsci Platform?

Microsoft Services

Use the link below, if records point to sslzol.co.zw, that shows emails are hosted on Luxsci https://toolbox.googleapps.com/apps/dig/#MX/ and type in the part of your email address after the @ sign e.g. for the email address sales@teamzol.co.zw, you only type in zol.co.zw