Related Questions:
504 Gateway time-out
The web server reported a gateway time-out error. try again in a few minutes
Why am I getting an error when trying to send emails from Go Daddy?
godaddy won't reconnect
Procedure:
When re-connecting your account click 'server information' & change the port to 587 instead of 465
If you continue to experience issues, please reach out to our friendly support team!