On 8 Apr 2020, at 05:39, Jim Reid <jim@rfc1035.com> wrote:

Microsoft has announced Office 365 Exchange Online is going to support DNSSEC and DANE:

https://techcommunity.microsoft.com/t5/exchange-team-blog/support-of-dane-and-dnssec-in-office-365-exchange-online/ba-p/1275494



DANE was already mainstream due to Gmail and to german providers, but adding MS is indeed substantial. 
If Zoho also added, we would have all main business collaboration software in check ... https://help.zoho.com/portal/en/community/topic/will-zoho-implement-dane 


Rubens