Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because we couldn't connect to the recipient's email server.
Please see your admin if you need additional details.
Office 365 received the message you specified. Unfortunately, it has been delayed. We're working on delivering it. Please ...
Office 365 received the message you specified. Unfortunately, the delivery to the recipient failed because their domain isn't ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because the recipient's email ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because the recipient's email ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because we couldn't connect ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because we couldn't connect ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because we couldn't connect ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because we couldn't connect ...
Office 365 received the message you specified. Unfortunately, the message couldn't be delivered because we couldn't connect ...