UPDATE 1/26/2015 -- It appears the most recent JRE/JDK for Java 8 (update >= 31) and JRE/JDK for Java 7 now include the Godaddy G2 CA server in the default trust st
If u are using below properties while sending mail, then comment it. This works for me. But this might cause security problem.
props.put("mail.smtp.starttls.enable","true");