1
vote
2answers
14 views

(Postfix + Dovecot) All emails to @aol.com being deferred

I'm running a dovecot/postfix mail server on debian and am having some issues. Everything was working fine yesterday but today all emails going to @aol.com are being deferred. I checked the mail ...
-2
votes
1answer
34 views

Email server domain name best practice [closed]

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. ...
-1
votes
1answer
61 views

Postfix + Mailq: Mailbox Full no bounce

I have a mail server and alot of clients. Some of my clients have many email accounts and dont use some of them. So, I have alot of mailboxes full, which receives dozens of emails every day. So, my ...
0
votes
0answers
26 views

Access the failing addresses within bounce_message_file in exim

We are running exim version 4.72 I'm using bounce_message_file to customize our bounce messages, like desribed in the documentation Within this bounce message template I can access various variables ...
2
votes
1answer
38 views

Maximum length of MAIL FROM address

When sending out emails with a MAIL FROM address > 81 characters I receive bounce messages from some MTAs: 501 Syntax error - Badly formatted address. (in reply to MAIL FROM command) As soon as ...
0
votes
0answers
107 views

553-Message filtered - HELO Name issue?

I am having major issues sending from my SBS2011 machine to Message labs server-13.tower-134.messagelabs.com #553-Message filtered. Refer to the Troubleshooting page at ...
1
vote
1answer
85 views

Exim should save the id of a failed message to a database (or at least pipe it to a shell script)

The Setup We are running exim version 4.72 on Debian Squeeze 6 (Squeeze) (LTS). Exim is used for outgoing emails only - it does not handle emails from other servers/domains - it only handles ...
0
votes
0answers
11 views

SMESERVER: Mail not receiving, 550 v=spf1 a -all (suddenly appeared 5/21) [duplicate]

My situation is exactly the same - SMEserver 7.51 (yes I know I need to upgrade) been running for years and I get the same spf error message back just starting Wednesday afternoon(5/21). I also tried ...
0
votes
1answer
121 views

SMESERVER: Mail not receiving, 550 v=spf1 a -all

SMESERVER install has been working find for an age then this morning "The error that the other server returned was: 550 v=spf1 a -all", can anyone 'point' me in the right direction to resolving this ...
-1
votes
1answer
36 views

Postfix record recipient if unable to deliver or bounced

Help would be greatly appreciated. I am not a server admin but I have been tasked with making a means of auto-removing a email recipient from the database containing a table with a list of emails, ...
0
votes
0answers
51 views

migrating to new server, would like to keep sending email from existing server

Hello I'm in the process of moving my site to a new host (ie new IP). I run a social site that sends a large volume of (valid) email, and I have built up a good sending reputation with my current IP ...
0
votes
0answers
25 views

Courier custom queuetime (bounce time) for some mails

I have a customer that wants me to deliver email on their behalf. The customer wishes for our MTA (Courier) to stop attempting delivery and bounce an email after one day. I am to deliver to the ...
-2
votes
1answer
39 views

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 ...
0
votes
2answers
63 views

S/MIME certificate to minimize email bounce

I have a website hosted in a vps that sends informative emails to my clientes, maybe 20-40 emails per day. Since few weeks ago some sent emails are bouncing with the following error: This message ...
1
vote
1answer
87 views

SMTPD restrictions

i'm looking for a bit of advice on Postfix restrictions configuration. I'm looking for a balanced configuration which properly rejects spam and unauthorized access retries. Lately, i've been reading ...
0
votes
2answers
381 views

Postfix: bouncing mail (reverse DNS issue)

I have a problem with Postfix. I get this with some email address: to=<mail@domain.tld>, relay=mail.domain.tld[IP_ADDRESS]:25, delay=3, delays=0/0/2.5/0.52, dsn=5.7.1, status=bounced (host ...
4
votes
1answer
66 views

Where is the email bounce sent? To the @domain or to the IP that sent it?

When I send an email from noreply@mysite.com to user@yahoo.com and I use that VERP bounce format like bounce+user=yahoo.com@mysite.com Is this bounce back sent to the mail server in DNS records of ...
0
votes
1answer
135 views

Contact sender via Postfix Mailer-Daemon on “Bad recipient address syntax”

I would like Postfix to generate and contact via Mailer-Daemon the sender recipient when the following case occurs Bad recipient address syntax. I've been reading through Postfix docs but haven't ...
0
votes
0answers
392 views

Postfix: reject instead of defer type=MX: Host not found, try again

i'm looking for the postfix directive which lets me immediately reject instead of deferring the following kind of errors: Feb 12 20:03:11 we postfix/smtp[9692]: 5B8CC48DCC: to=, relay=none, ...
0
votes
1answer
117 views

Postfix: Reject reject_unknown_recipient_domain and receive instant email notification

when an email is sent to a non existing domain or recipient, i would like the sender to receive an immediate email from mailer-daemon informing the recipient does not exists. Actually, what happens ...
-1
votes
3answers
44 views

Can I use MX Record Configuration to send one account's email to one server and a second account's email to a different server? [closed]

For example, let's say my MX Record(s) specify: 0 server1 mydomainexample.com 1 server2 mydomainexample.com Now let's say: me@mydomainexample.com is an account on server1 and ...
0
votes
0answers
110 views

Qmail does not receive emails

I had this issue that I had to switch servers and I needed to have all the emails previously received to reside on the new server too. I was using kloxo on both servers. So I did a little research and ...
1
vote
1answer
19 views

Postfix doesn't accept pipe

I've tried to configure postfix to execute the script /tmp/test.sh each time the user "bounce" receives a mail. My /etc/postfix/aliases: ... bounce: "| /tmp/test.sh" ... If I send an mail to that ...
0
votes
0answers
40 views

Postfix mailserver 550 bogus response

So I have a mail server setup on my Amazon EC2 Debian instance and it's been fine for months however recently I received this response from a customer: <user@customer.co.uk>: host ...
0
votes
1answer
83 views

any way in exim to automatically delete failed messages?

Is there any way to configure my exim to delete messages automatically that bounce or have errors instead of them getting frozen and accumulating in the queue? i am getting lots of massage in queue ...
-3
votes
1answer
111 views

How to deal with Exim ***Frozen***?

When i checked mail queue, i have found lots-of Frozen mail entries in exim mail queue, will it effect my mail server to deliver mail? Is it possible mail delayed because of frozen ? Entries in queue ...
0
votes
2answers
475 views

How do I specify what kinds of bounces PowerMTA delivers via local DSN?

I've recently been charged with overseeing the PMTA server for a small marketing company. One of the issues they have is an abundance of 'soft bounce' emails through local DSN transactions. Is there ...
0
votes
0answers
108 views

Return-Path showing spam coming from my domain?

So I just logged into an old email address to see a ton of similar messages like the one below: To: "oliver@example.com" <oliver@example.com> Content-Transfer-Encoding: 7bit Mime-Version: 1.0 ...
0
votes
1answer
183 views

How to stop get returned email from email address that never sent [closed]

I am receiving tons of returned emails that I had never sent before. Is there any way to stop it? It seems that my email auto sent to some email address that block my email address.Thanks in advance.
-1
votes
1answer
235 views

EMail is not sending

I'm running exim with a CPanel setup. However, I am checking var/log/exim_rejectlog and am not seeing a single issue going to this hotmail account. its just not listed. but the email is not going in. ...
2
votes
2answers
233 views

How to avoid email content filtering

I have an online tool that works via email. Some emails are not getting through and I discovered the "550 5.7.1" Message Rejected due to content restrictions error. Things I've discovered that can ...
0
votes
1answer
55 views

How to setup a disposable/sticky mailbox relay server?

I'm a big fan of Gmail's addressing features (aka '+' in address like my.name+throwaway@gmail.com => my.name@gmail.com). Unfortunately a lot of services are too dumb to validate an email addresses ...
-1
votes
1answer
107 views

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 ...
2
votes
1answer
8k views

451 #4.1.8 Domain of sender address does not resolve

When sending out email to xxx@terremark.com through my own SMTP server (mail.sarit.be), the receiving mail server replies with: 451 #4.1.8 Domain of sender address <xxx@sarit.be> does not ...
1
vote
3answers
949 views

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 ...
2
votes
1answer
7k views

Domain of sender address does not resolve (in reply to MAIL FROM command)

When sending out emails with postfix I sometimes get this error: 451 #4.1.8 Domain of sender address <user@mydomain.tld> does not resolve (in reply to MAIL FROM command) The domain ...
3
votes
1answer
1k views

451 Temporary local issue with sending out emails

2012-06-14 21:57:14 cwd=/etc/csf 4 args: /usr/sbin/sendmail -f alerts@host2.thetimesoftimes.com -t 2012-06-14 21:57:14 1SfEIE-0000wK-Kj <= alerts@host2.thetimesoftimes.com U=root P=local S=678 ...
0
votes
1answer
709 views

Recipients Auto Rejecting Emails Sent With Exchange 2010 - Certificate Error

A strange problem recently developed with one of my Exchange 2010 servers. I have an exchange server setup as part of a Windows Small Business Server 2011 installation. The email for the domain was ...
1
vote
1answer
1k views

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 ...
2
votes
1answer
219 views

How do I configure my domain and web application so the emails send from the latter are not blocked as spam?

I have a WordPress site that needs to send notifications to an email address. I would like the from field from this emails to be an address on my client's domain. I dont know much about email ...
2
votes
1answer
148 views

Auto email from IP is bouncing back

I'm working on an e-commerce website based on ASP Vb. which has auto email(HTML) after people placing order, requesting forgotten password, etc. MY problem is after email has sent, basically I get ...
0
votes
1answer
380 views

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 ...
8
votes
1answer
2k views

Sending emails on behalf of my clients. The options

I wanted to know the best way to make my mailserver send emails on behalf of my clients' domains, without being greylisted and also avoiding bounce problems. I've been reading some other questions ...
-1
votes
2answers
255 views

What exactly should HELO say?

I have MX records setup at mail.domain.com and my domain is visible through domain.com I am sending email via PHP PEAR Mail package. This page claims I can change: The value to give when sending ...
2
votes
1answer
2k views

How long mail server tries to deliver email to recipient?

I would like to create a list of default times that mail server will try to deliver email to other email server before it sends information Unable to deliver back to sender (I mean temporary errors ...
0
votes
2answers
962 views

Email rejected for no rDNS by AOL despite having rDNS [duplicate]

I am having trouble while attempting to send a single email to an aol.com user. I get a rejection reply as follows: Your message did not reach some or all of the intended recipients. Sent: Wed, ...
3
votes
2answers
287 views

Has anyone setup a temporary webmail server to catch emails during an outage?

I've recently been in a situation where an Exchange email server went down and we weren't able to bring it back online after 48hrs, so some incoming emails bounced. Also, users weren't able to send or ...
0
votes
2answers
197 views

My mails are filtered and delivered to Hotmail's JUNK mail folder

I've contacted Microsoft and filled in the JMRP, SNDS, and SenderID registration. Also I've put the correct SPF record on my server. After several tests I note that emails containing plain text go to ...
0
votes
2answers
75 views

unable to receiving emails to my client

I created my own mail server client my domain name is www.softmail.me from this mail client I can able to send emails to any email provider but I cannot receive any emails back. I hosted my client at ...
1
vote
3answers
255 views

SMTP working POP not working

My domain details are smtp.domainname.com and pop.domainname.com by using these values I can send emails but I cannot receive any emails from other emailing systems. The problem lies at POP obviously. ...