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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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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…
jkruskie
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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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Removing non-0 priority MX records

I have MX records set up as such: 0: domain.com (runs of the webhost, really bad) 1: GOOGLE ... google I somehow accidentally added the Google Apps mx servers, btu didn't change the priority 0 record. Now weird stuff is happening. Most mail goes to…
tobeannounced
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APACHE - PHP - Bounce emails

I want to improve our mail server lists by handling all the bounces we get in our websites. I have a website which has over 8000+ users and another website which as over 1500+ users, they are emailed various notifications every second, ie. job…
mahen3d
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My bulk email company supresses all hard bounces -even if they get their IP's blocked

I send out about 500,000 emails every week. I have been sending the list out for about 1 year. But in conversation, I was advised that the company sends in a shared IP manner. So my list goes out with gambling and adult emails; and that their IPs…
Manny
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Does gmail avoid from some emails even to be in spam box?

Does gmail avoid from some emails even to be in spam box? Thanks in advance
Ben
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Email failure delivery

I already know the answer to my question, but I need to point to a reputable source to back up my claim, so I'm asking you to please describe what you think about the situation in simple terms. My concrete question is not why the delivery fails, but…
Nikolay Mitev
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Restrict users to send emails only from a particular IP address to reduce SPAM

How to restrict people to send emails from my email domain to reduce SPAM. We are using postfix in ubuntu. Is there any parameter which I can configure in main.cf to achieve this? Any help will be really appreciated. Thanks
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