Server Fault Stack Exchange
Server Fault Stack Exchange

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.

402 questions
0
votes
1 answer

How to verify if an email was received and read

I accidentally sent an email to a wrong email address. The owner told me that he didn't receive my email because there were no email servers configured for that domain. However when I did MX lookup, I found two mail servers for that domain, and…
210100
  • 1
0
votes
1 answer

550-5.7.26 Unauthenticated email from domain is not accepted due on ERP only

I have made updates to our mail server to use DMARC. So after This our ERP system cannot send emails to gmail.com or yahoo.com but Outlook sends emails with no problems. Below is the header for an email that was sent from my domain to Gmail and…
Ahmed Reda
  • 21
  • 2
  • 5
0
votes
0 answers

Do spam filters care about the reputation of the "A" record

I have a domain set up and an email address hosted with a third party provider (Zoho). Whenever I send an email from this domain (mostly just personal emails, no mass marketing or anything like that) it always goes to the spam filters of Outlook…
KNejad
  • 101
  • 3
0
votes
1 answer

Mail Bounce due to Invalid string MX record

I'm new to managing a mail server and I encounter an issue with sending a message to a certain domain. Our emails are bouncing back on us with the error of the Invalid MX record string. I'm using Lotus Domino. Below the message I got on bounce…
sandy blaza
  • 3
  • 2
0
votes
1 answer

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
  • 41
  • 4
0
votes
0 answers

Why are some emails not reaching my inbox?

I'm very new. I set up email on my domain (postfix, dkim, dmarc, spf, dovecot... s-nail, Roundcube) by following reliable guides. I now have 9 addresses, 3 different FQDNs. Emails from all addresss' are showing the following in Gmail: SPF: PASS…
harry young
  • 101
  • 4
0
votes
0 answers

Bounced Email / Invalid MIME Content

Has anyone seen a bounced email because of the header size? My Cisco Ironport appliance receives the following NDR when sending emails to Office365. bounced by destination server. Reason: 5.3.0 - Other mail system problem ('554', ["5.6.211 Invalid…
Run.Bat
  • 1
  • 1
0
votes
1 answer

Exchange 2010 distribution group, NDR message not being sent to original sender, when unauthenticated option in place

We got a requirement to reject external emails sent to one distribution group (test_dl1@xyz.com) using exchange 2010 transport rule in this manner. (and send NDR to the original external sender) We have not restricted external senders in "message…
Aravinda
  • 1,101
  • 5
  • 12
  • 30
0
votes
1 answer

Emails sending with postfix fail to outlook emails but success with gmail

I have set up postfix server. I am testing my email sending . i can send to gmail but all outlook mails are getting rejected, may i know how can i fix ? Any config i have to change ? Nov 27 10:35:15 mail-mymail.com postfix/10025/smtpd[1171]:…
user602303
  • 1
0
votes
1 answer

Postfix not receiving bounce mails

I am using Postfix to only send Mails out (via my noreply mail), which works great. I would like to use my support mail, which is running on the server of my mail provider, to receive user replies and bounce mails from e.g. Gmail. With Reply-To:…
TesterOlaf
  • 11
  • 3
0
votes
2 answers

Exchange 2010 rejecting some Gmails

My work Exchange server just recently started rejecting some emails sent from Gmail accounts. Some emails sent from Gmail accounts come through just fine. We have our spam protection through Google so our MX record points to Google where the email…
BKahuna
  • 131
  • 3
0
votes
1 answer

Might "Require TLS Encryption" in Exchange mail-flow rules cause compatibility issues for e-mail?

Picture of how I'm forcing TLS. This is essentially forced TLS. Should "Require TLS Encryption" be required for microsoft exchange mailflow rules? I'm worried about compatibility issues, e-mails not being sent or received if I force TLS encryption…
BornPerson
  • 103
  • 4
0
votes
1 answer

Is it a good practice to bounce noreply@domain? Or rather stick with automated reply?

I notice a lot of our users are replying to our automated noreply email with actual questions that should've been sent to either of our offices. This does not include the client's autoreply software (which is also a big chunk) I figured I'd disable…
Sk1ppeR
  • 103
  • 3
0
votes
1 answer

VERP: rewrite from header of NDR?

We provide cmail delivery for external clients from several different domains. We rewrite the envelope sender (AKA: "SMTP MAIL FROM","Return-Path" ) using a form of VERP. Thus we receive all the late bounces and have responsibility to forward them…
Jasen
  • 826
  • 6
  • 12
0
votes
3 answers

Forwarding eMails from Exchange to Icewarp bounces back, but not via distribution list

we are testing heavily Icvewarp as replacement for our outdated Exchange. Unfortunatly there is nearly no docu around in the internet, which makes it not easy :-( We have now set up the Icewarp together with the Exchange. All mails coming to the…
Chris9834
  • 151
  • 1
  • 11
1 2 3
…
26 27