Tenant custom made nameservers, if made by the tenant owner, might be accessible to all zones belonging to any account that is a component of the tenant. Through API only. Certificate-based connector configuration: Ensure that your on-premises email server is configured to employ a certificate to ship email to https://fernandodpbmv.blogscribble.com/26734502/5-simple-statements-about-letsencrypt-certificate-install-explained