The program will check the syntax of every email before it try to sent it out. So if its syntax is not correct, for example abc@domain.c or abc@domain.comc and will skip these invalid emails. Except for that it will be sent to your mail server. Your mail server is responsible for the deleivery of the emails to the actual address, you auction program just sends the emails to your mail server thefeore you should use a return address in your admin->configuration so you can receive the returned emails and you know what emails address are invalid in your list. |