Skype for Business isn't running properly under these custom domains: {0} The NS, CNAME or SRV records of the domain (DNS) ...

Skype for Business isn't running properly under these custom domains: {0}

The NS, CNAME or SRV records of the domain (DNS) settings for Skype for Business aren't set up correctly.

How to fix it
Go to the Domains page in the Office 365 Admin center, and we'll help you fix the settings.