Autodiscover's POST request is successfully posted to.Outlook asks permission from the user to continue with Autodiscover to post to.Autodiscover uses DNS SRV lookup for, and then ' ' is returned.Autodiscover performs the following redirect check: GET.I enter that email address in Outlook, now Outlook does the following: Let's say I want to set up Outlook as but my site does not have the required Autodiscovery XML files set up. Autodiscover uses the DNS SRV lookup and will get the that will reply to ' 'Įxample using just the DNS SRV record in Zimbra Outlook, or the Mail App, has a few ways to look for domain information when configuring itself based on the user's email address. For several years, Microsoft has recommended the use of Public domain names for Active Directory domains to avoid the use of non-public TLD like domain.local. It’s very useful for IT Administrators and for all Users.Īutodiscover also uses SSL certificates. This article is a Work in Progress, and may be unfinished or missing sections.Īutodiscover uses the Network Edition features Exchange Activesync (EAS) and Exchange Web Services (EWS) to allow any Mail Client that supports Autodiscover to configure the appropriate Server settings for Communication, so you don’t have to input all the configuration manually.