new user email Notification not sent

[leethegee1]

Hi
This is Great software got it all up and running ok

however when i try to regester as a user it say it has sent me a varification E.mail but one never comes i have read from other post that is may be the admin settings these are mine

Type of server  custom server

Host Name  smtpout.europe.secureserver.net
Server Port 465
Username 
Password 
 Enable SMTP authentication yes

please help what am idoing wrong
lee