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

Microsoft Services

Use the link below, if records point to sslzol.co.zw, that shows emails are hosted on the platform 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 teamzol.co.zw