This helps prevent problems like email spoofing and phishing. The TXT record for SPF is used by recipient email systems to validate that the server sending your email is one that you approve. Note: When you change your email to Office 365, by updating your domain's MX record, ALL email sent to that domain starts coming to Office 365.ĭo you just want to switch a few email addresses to Office 365? You can Pilot Office 365 with a few email addresses on your custom domain. The MX record tells other mail systems where to send email for your domain. The Autodiscover record allows client computers to automatically find Exchange and configure the client properly. The three primary records that all customers should use are the Autodiscover, MX, and SPF records. Target: .cnĮxternal DNS records required for email in Office 365 (Exchange Online)Įmail in Office 365 requires several different records. If present and your Office 365 isn't operated by 21Vianet, users on your custom domain get a " custom domain isn't in our system" error and aren't able to activate their Office 365 license. Note that this CNAME only applies to Office 365 operated by 21Vianet. Used by Office 365 to direct authentication to the correct identity platform. The Office 365 domain setup wizard provides the values that you use to create this record. TXT Value: A text string provided by Office 365 Host: (or, for some DNS hosting providers, your domain name) Used by Office 365 to verify only that you own your domain. It ensures that Office 365 can direct workstations to authenticate with the appropriate identity platform. The CNAME record is only required for customers using Office 365 operated by 21Vianet. The TXT record is needed to prove that you own the domain and is required for all customers. External DNS records required for Office 365 (core services) To see a customized list of the Office 365 DNS records for your domain, sign in to Office 365 and Gather the information you need to create Office 365 DNS records. ![]() The sections below are organized by service in Office 365. Having a single MX record that directs email to one mail system removes many potential problems. You can have multiple MX records however, that can cause problems for mail delivery. The important thing to remember is that you can only have a single SPF record for your domain. ![]() We've updated our SPF records guidance at the end of this article. ![]() Often the SPF and MX records are the hardest to figure out. Go back to Network planning and performance tuning for Office 365. You need to select which records apply to your organization and fill in the appropriate values. Sticking around to use the reference list for your own custom deployment? The below list should be used as a reference for your custom Office 365 deployment. Need step-by-step help to add these records at your domain's DNS host, such as GoDaddy or eNom? Find links to step-by-step instructions for many popular DNS hosts. Want to see a customized list of DNS records for your Office 365 organization? You can find the info you need to create Office 365 DNS records for your domain in Office 365.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |