If you’re receiving this error, it means we have detected abuse originating from your email account.
The 550 5.7.1 [SS] error indicates that the subject line in this/these message(s) contained one or multiple spam-like keywords commonly used on abusive or unsolicited email.
The 5.xx nature of the response code indicates that this was a permanent failure and your message(s) were returned and not delivered due to the high probability of spam content.
Common keywords include pharmaceutical terms and/or prescription medication names, lewd or obscene references, and other firm indicators or unsolicited or unwanted message traffic.
How can I unblock my account as an end user?
Secure your account against compromise by performing the following: