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March 25, 2019 | by iaur | posted as Failure, Outlook 365
https://domain.com/Autodiscover/Autodiscover.xml
Checked who is hosting the web site : https://hostingchecker.com
The issue is that the you have a 3rd party Autodiscover on your Website.
You can see it if you click the following link: Link: https://domain.com/Autodiscover/Autodiscover.xml
Exclude root domain in the Outlook Autodiscover journey. Access this link and navigate to Method 9. Head’s up, this solution should be applied per machine in your organization.
Tenant-wide solution.
Contact your DNS host or Web Host and disable the “AutoDiscover / AutoConfig Support”. Once disabled, access again the link above then you should be expecting “site cannot be reached” error.
Once then, clear outlook cache, restart the machine and setup outlook