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Questions tagged [email-bounces]

email bounces are messages that are delivered to the nominated postmaster account on an email server to indicate a problem delivering the mail to one or more recipients.

email bounces are messages that are delivered to the nominated postmaster account on an email server to indicate a problem delivering the mail to one or more recipients.

Bounces can result from unknown users, failed mail servers, or other network or configuration issues.

395 questions
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Send one invalid email response to sender

I discovered that my postfix/dovecot configuration isn't rejecting emails. If a person sends an email to an invalid email-address, it just drops it. I am fine with this behavior since I think it discourages spammers from mining emails (I have had…
user148760
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"Message rejected by Google Groups"? I am not using any Google Groups

Some of my email messages (sent from mydomain.com) just fail, message is returned with the following explanation: Delivery to the following recipient failed permanently: info@somecompany.com Technical details of permanent failure: Message…
Danijel
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Same domain only : smtp; 5.1.0 - Unknown address error 530-'SMTP authentication is required

I have a very strange problem after moving my netwave.be domain from WebHost4Life to Arvixe. I configured several email adresses, like steven@netwave.be and sandra@netwave.be. For POP3 I can use mail.netwave.be, a mailserver hosted by…
user124672
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Can anyone tell me why an e-Mail with an attachment fails from one domain but not another?

I am trying to get e-mail to a customer of ours. From my internal Exchange server, I can send the e-mial successfully to the customer if there is no attachment. I can send the email successfully to the customer with an attachment (zip, docx, pdf…
Albion
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How configure Zimbra to bounce mails over a given size limit?

How to configure Zimbra to bounce/notify email to sender due to over attach size from external mails like Gmail, Yahoo, etc.. I am using Zimbra open source edition. Undelivered mails are not bouncing to the sender for higher message size / attach…
Premjith
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2 answers

Email being bounced if email recipient domain name == local domain

I have a website where the domain uses an external mail server (defined by mail.mydomain.com and the MX record). An example email address is johndoe@mydomain.com. Whenever the server sends a notification email to this user, it gets bounced with a…
modulaaron
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Postfix user login file

I am Linux centos for my email server. I have already tried with "tail -f /var/log/mail.log and /var/log syslog". Now where can I find my email users last 1 month login logs? Thanks
Hasan Zafrul
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My Exchange generates "Mailbox full" for recipient's mailbox but it isn't full

When I am sending an email to user@example.com then my Exchange Server 2010 [14.01.0438.000] rejects the email with the message that the recipient's mailbox is full. I contacted the company and they replied to me that everything is OK. I found out…
Peter VARGA
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How to resend bounced email messages using mutt

Background An email relaying issue was resolved. 32 email messages to sponsors had bounced to root. I copied /var/mail/root to /tmp/root. I deleted irrelevant messages from /tmp/root (using mutt). All the bounced messages had the same…
badams
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Barracuda Bouncing Emails

I'm not too familiar with all the intricacies of email servers and am curious what you guys think this looks like. Is the receiving blocking it or is this something on our end? The receiving company has stated that they have whitelisted our IP and…
ImJT
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Different email acount on different MX priority

Say you have the ff. email server: server1.com has the mailbox foo@example.com server2.com has the mailbox bar@example.com If the MX priority settings are: Priority: 0 Destination: server1.com Priority: 10 Destination: server2.com Will sending an…
IMB
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What is causing bounceback “550 Blocked” from Mimecast?

Reading Mimecast's FAQ: https://community.mimecast.com/s/article/Mimecast-SMTP-5xx-Error-Codes-573763479 Error 550 with reason "Blocked" is not listed in their FAQ. I have called Mimecast and they are not returning my call. We have a client who is…
naps1saps
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Whitelist SMTP after hacking?

My Wordpress (hosted on GoDaddy) was hacked via SQL injection a few months ago. I hired a consultant to help me clean out WP and the site is functioning back to normal. Unfortunately, as part of the hack, they took over my SMTP server and sent out a…
Unknown Coder
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Will exchange server receive emails with wrong address

Say if I sent an email to user@theirdomain.com, the exchange server and the user will receive it, but if I sent an email to fakeuser@theirdomain.com using SMTP client, there will be no fakeuser mailbox, and the local exchange server may bounce it…
Bolu
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Email server domain name best practice

Is it a good idea to use a subdomain or an entirely different domain name for sending generated emails such as registration, password reset...? So that the main domain doesn't get marked for spam. what about IP addresses? what are some the pros and…
Josh
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