A external send to my Exchange 2010 server occaonally bounced back with the following message. eg. The external sender send 5 messages to me and I can only receives 2.
I also test my email using the web http://www.verifyemailaddress.org
. It sometimes says "We feel that email@example.com is valid", and it sometimes say "We feel that firstname.lastname@example.org is not valid". Have any idea ? Any advise on the problem is apprecated. Thx
This is a delivery failure notification message indicating that an email you addressed to email address :
could not be delivered. The problem appears to be :
-- Recipient email address is possibly incorrect
Additional information follows :
-- Transaction failed