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.

ابحث في الدعم

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

emails keep bouncing back

  • 1 (رد واحد)
  • 2 have this problem
  • 18 views
  • آخر ردّ كتبه amanchesterman

more options

This message was created automatically by mail delivery software.

A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed:

 asegman@conrock.net.au
   host conrock-net-au.mail.protection.outlook.com [213.199.154.23]
   SMTP error from remote mail server after RCPT TO:<asegman@conrock.net.au>:
   550 5.7.1 Service unavailable; Client host [27.121.64.106] blocked using Spamhaus; To request removal from this list see http://www.spamhaus.org/lookup.lasso
This message was created automatically by mail delivery software. A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: asegman@conrock.net.au host conrock-net-au.mail.protection.outlook.com [213.199.154.23] SMTP error from remote mail server after RCPT TO:<asegman@conrock.net.au>: 550 5.7.1 Service unavailable; Client host [27.121.64.106] blocked using Spamhaus; To request removal from this list see http://www.spamhaus.org/lookup.lasso

All Replies (1)

more options

The message is telling you that your email provider has been blocked by the recipient's email provider. It gives you a link (the spamhaus link) to request that it be unblocked. This is nothing to do with Thunderbird.