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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.

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Should I change the Envelope From for Sendmail

Currently the Envelope from is apache_user@mydomain.com. All emails sent from this website use the From address of contact@mydomain.com. Should I change the Envelope send address to match the From address? Why?
csi
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After changing SMTP port from 25 to 587 I can send, but now I don't receive emails

I configured Postfix, after a time I discovered I am blocked from sending emails because my network is on a blacklist (it's a dynamic IP). So, sometimes Outlook does not connect to send (still gets the mails). Then I changed the SMTP on the master…
user156355
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Dovecot Not Receiving Mail From Outside Servers

After a long and hard battle, I was able to configure postfix to send mail to outside domains. Now the problem is receiving them from outside domains. I use the pop3 protocol with dovecot, and it seems to work pretty well (except for this problem).…
Ian
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Mailman bounce messages going to list

A number of users on a list had an issue with mail; Mailman messages were being rejected with a 550 error due to a problem with their server. For some reason, these bounce messages were then appearing on the list. They were then sent out again,…
Austin
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How do I determine whether this email bounce is my fault?

I use Google Apps to handle email for my personal website, so I have an email address username@ellipsix.net through that, and I also have a Gmail account username@gmail.com. Now, I've been trying to send emails to a particular recipient who shall be…
David Z
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if I define `my_domain`, postfix does not expand mail aliases

I have postfix v2.6.6 running on CentOS 6.3, hostname priest.ocsl.local (private, internal domain) with a number of aliases supportpeople: user1@ocsl.co.uk, user2@ocsl.co.uk, user3@ocsl.co.uk requests: "|/opt/rt4/bin/rt-mailgate --queue 'general'…
Norky
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Is there a common X-Header for RFC 2821 "MAIL FROM"? Should it be DKIM signed?

w.r.t. the difference between RFC2821 MAIL From and RFC2822 FROM I'm considering having my MTA add a header specifying what was sent in the MAIL FROM portion of the envelope. The RFC2821 header is used for receiving email bouncebacks, and is the…
makerofthings7
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451 Temporary local - PHP Mailer

I am using phpmailer to do may emailing in the website, using SMTP auth. However recently i noticed that i gives me a error, SMTP Error: The following recipients failed: info@xxx.com Then i turned the debug variable to true in the mailer class, i…
mahen3d
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Making CommuniGate Pro react better on SPAM and Backscatter issues

I would like to make a CGP mail server as SPAM free as possible. I made some research but didn't find so much. So my question: where should I start in order to make CommuniGate dealing better with SPAM, backscatter, etc.. Server OS: Linux CGP…
pl1nk
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Frequent Rejection of Emails: 554 - MTA's Poor Reputation

My colleagues and I share an email address and for the last 3 to 4 weeks, we have been receiving frequent error messages when sending out emails to our clients. It is generally the 554 - MTA's poor reputation which keeps bouncing back to us. I…
Jummi
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Ubuntu Linux - Postfix is rejecting all email coming from non-localhost

I am not sure exactly what is going wrong here, but my server (Postfix?) seems to be rejecting all external emails going to the server example.info. Here is the bounce-back message I am receving, similar with Gmail and Yahoo. Delivery to the…
Ryan Ward
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Why did postfix deliver a bounce notification to a local spool file, when delivery to this user has been disabled?

My postfix configuration allows mail via several local_recipient_maps. However, delivery to "proxy:unix:passwd.byname" is specifically disabled. This normally prevents delivery to local unix users: $ getent passwd | grep…
EdwardTeach
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IIS6 SMTP service attempts to send mail to domain root A records instead of MX, why?

Getting some random bouncebacks on e-mail processed through an IIS6 SMTP service acting as a smart host (outbound mail gateway). Configuration example... For domain example.com we there is a Root A record set to 1.1.1.1, a www A record set to…
Brandon
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How Do I Troubleshoot Exim Mail Retry Issues?

My server is encountering high CPU load (like almost pegged at 100%) so much that the Apache service can't run and we get Apache 500 errors. We used a script to catch this and this is where we discovered that normally the server doesn't run a bunch…
ServerChecker
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Email id @ IP address

I getting the following error while I am taking SMTP test. The SMTP server does not accept mails to postmaster@[IP_ADDRESS]. This is a very bad thing, as this address is used by people that don't know your domain name! The reported error is: 550…
Karthik Malla
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