This site will have limited functionality while we undergo maintenance to improve your experience. If an article doesn't solve your issue and you want to ask a question, we have our support community waiting to help you at @FirefoxSupport on Twitter and/r/firefox on Reddit.

Avatar for Username

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More

Natao arisiva ity resaka mitohy ity. Mametraha fanontaniana azafady raha mila fanampiana.

SMTP, 550 high probability of spam

  • 1 valiny
  • 0 manana an'ity olana ity
  • 1 view
  • Valiny farany nomen'i david

Medical One
Medical One
more options

Hello,

I am getting a failed mailed delivery message every time I send an email.

The error reads:

host submission.antispam.mailspamprotection.com [34.111.121.216] SMTP error from remote mail server after end of data; 550 high probability of spam 1rITD-006zLY-2v

Reporting-MTA: dns; es81siteground.eu

Hello, I am getting a failed mailed delivery message every time I send an email. The error reads: host submission.antispam.mailspamprotection.com [34.111.121.216] SMTP error from remote mail server after end of data; 550 high probability of spam 1rITD-006zLY-2v Reporting-MTA: dns; es81siteground.eu

All Replies (1)

david
david
  • Top 10 Contributor
more options

That is a general error message, so difficult to find a specific fix. All I can offer is to check your SMTP server settings to ensure it uses a password with security such as SSLTLS or STARTTLS.