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.

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1answer
100 views

smtp working pop not working

My DNS settings are as follows. A Record: HOST = @ POINTS TO = 65.75.241.26 HOST = beta POINTS TO = 65.75.241.26 HOST = stable POINTS TO 65.75.241.26 CNAME Records: HOST = e POINTS TO ...
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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 ...
0
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1answer
2k views

550 5.7.1 Your email messages have been blocked by the recipient OR by Trend Micro Email Reputation Service

I have an email account with POP3 connection and I am having a problem sending emails when I'm out of the office. I keep getting this email error message "550 5.7.1 Your email messages have been ...
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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. ...
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1answer
103 views

Does gmail avoid from some emails even to be in spam box? [closed]

Does gmail avoid from some emails even to be in spam box? Thanks in advance
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2answers
2k views

How to disable all bounce back email in exim 4.69

I have set up an email server to send out solicited newsletters. There should be no "regular" users of this server, so it is not desirable to send bounce notifications back to the recipient. ...
4
votes
1answer
395 views

Avoid creating backscatter on a Postfix forwarding server

I run a Postfix server that hosts a small, alias-based mailing list. Let's say people@myserver forwards to alice@someprovider and bob@someotherprovider. Now, alice@someprovider might use a more ...
0
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2answers
251 views

How to instruct Postfix to wait until the LDAP server is back again?

Sometimes, my LDAP server is not responding for a couple of seconds and when Postfix does its lookup, it bounces with an error: "Invalid user specified". Is there a way to force the lookup to be ...
0
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1answer
885 views

Handling bounced email when using a postfix smarthost

I'm running a high availability cluster, and so far, most things work great. I have two external machines that act as outgoing mail hosts (smarthosts). The internal hosts are configured to relay all ...
0
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3answers
246 views

Why is Yahoo blocking our email address verifications and bouncing them back

I have a legitimate site www.angelescity.ph a Free Classifieds site, once someone posts an advert a verification email is sent.. Yahoo has been blocking them, not delivering and bouncing them back, ...
0
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1answer
406 views

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 ...
0
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2answers
611 views

centralize postfix bounces

Is there any way to tell postfix to send ALL bounces to ONE mailbox? Right now bounces are sent to the Sender, but I would like to collect them all at one central place for further analyzing etc. I ...
2
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3answers
1k views

Stop spoof emails in Google Apps

Desperately need some help here. I've been using Google Apps for my domain (2qubed.co.uk) for over 2 years now with no problems at all until recently. For the past few months I have been getting lots ...
0
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1answer
194 views

After Exchange Server Change Local EMails Bounce

We recently changed from an SBS 2003 to an SBS 2008 setup. In the process of migration, we have come across an issue whereby some users are receiving NDR emails when sending internal email. ...
1
vote
3answers
421 views

How to make sure that in case of our mail server being unreachable (connection down) mail still gets queued and resent once it's back up?

We have had some issues with losing internet connection once in a while. Normally that would mean our mail server is unreachable and incoming email is bouncing. We've set up MX Backup (second MX ...
0
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3answers
138 views

Why can I send an email to an external email address from outside of the server but not inside?

I have an email address that is a forwarded address hosted on GoDaddy. It forwards to an email address on my Exchange 2007 Server. My clients have no problem sending to it and if I use my own G-Mail ...
1
vote
1answer
567 views

Is it possible to disable “retry” from bounce mails in postfix?

I am doing mass BCC email's for mailing list, and receive too many bounces, Is there a way to stop it from retrying? I have been searching around and can't seem to find the answer, if anyone can ...
0
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1answer
113 views

Email trouble with ISA 2004 behind Cisco ASA

Without going into the whys, I've got an ISA 2004 server behind a Cisco ASA. Since the installation of the ASA, I can no longer send email to one particular domain. I get a "500 Non RFC-compliant ...
1
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1answer
549 views

Postfix - Send only rejected mail through smarthost

I'm trying to improve the mail delivery for an organisation I work with (no spam). We have been using our normal mail service's smtp server as a smarthost for delivery, but recently they have blocked ...
0
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2answers
2k views

Messages fail to deliver when sending out a mass email

A client of mine sent out a mass email to a bunch of people on his contact list. A bounceback email was received by my client stating that: "The server has tried to deliver this message, without ...
2
votes
5answers
840 views

How to configure email server to send lots of transactional emails

My organization is currently outsourcing email delivery to an SMTP service provider. We're considering bringing that back in house to deliver our own emails. We send about 5k transaction emails per ...
0
votes
2answers
88 views

Email server configuration problem

I used the tool here: http://www.mailenable.com/Tools/memaillookup.asp (I'm using Mailenable on a Windows Server machine) for mail.carleadcanada.ca and I get FAIL, Unable to determine name servers ...
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2answers
1k views

Forwarding only bounce messages to a different SMTP server

I have a Postfix SMTP server that sends transactional emails from a web service. These messages use VERP for the return path, so bounces go back to an address like this: ...
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2answers
857 views

Outlook 2010 throws errors when sending out a mass email

On Friday I attempted to help a client send out a mass email from Outlook 2010. I'm fairly weak in Outlook and I did a bit of research that one way to accomplish a mass email was to use the Mail ...
1
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1answer
447 views

How to set up sendmail server to be most welcome to bounce/bad email notifications

I am in the process of setting up a mail server (using sendmail to be exact). The server needs to be as open towards receiving notifications of "bad"/bouncing emails as entirely possible. I am not ...
0
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1answer
119 views

How to automatically manage undeliverable mail / answers

My application is delivering automated E-mail notifications to the registered users. I would like to find a way to use the undeliverable mail notifications sent by the remote servers to save the ...
1
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1answer
79 views

crontab emails bounce, others don't but are not delivered

Does anyone know what might be causing the following situation? Crontab emails are bouncing with the message "Message rejected as spam by Content Filtering." (I've contacted the mail server admin ...
0
votes
1answer
57 views

Exchange 2003 email bouncing from a public folder

I am having a rather annoying problem within Exchange 2003. At the moment, mail comes in on mail1@mail.com which is picked up by a public folder which everybody has access to. This is auto forwarded ...
3
votes
6answers
3k views

Hotmail and Live.com rejecting all emails

I have been having problems sending emails from my server to hotmail.com and live.com email addresses. I have read other posts on serverfault but they have not been helpful. Here is the error message. ...
0
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2answers
184 views

Will Hotmail DELIVER to spam-friendly ISP?

I have a user who is using Hotmail to communicate with one of our suppliers. Recently, Hotmail started bouncing emails to that address (while other ISPs are working fine.) Hotmail bounce messages ...
0
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2answers
266 views

Where do my email bounces go to?

I'm bit confused, I have a cron job that sends out 12 000 + emails every sunday night, now I'm not sure where the emails that are bounce get send to, will this always be the reply address specified in ...
0
votes
1answer
888 views

What does “Maximum failsafe period has expired” mean?

On our mailing list, we have been getting the following message Maximum failsafe period has expired. What does that mean?
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2answers
181 views

Our domain is being appended onto emails addresses that are sent from our server, why?

Our app sends out many types of email notifications. On some occasions, we see that the email addresses are getting our domain appended to them. e.g. michael@gmail.com turns into ...
4
votes
3answers
2k views

Anyone have a Powershell script to look up the MX record for a domain?

I want to check to see if the email addresses in my contact management system are valid and the best way I can think to do this is to get the MX record for their domain, then open an SMTP connection ...
1
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2answers
392 views

Email bouncing sent from Google

I'm hoping someone here has an idea of where to look next. We have a domain we support which has email sent to it from one particular user bounce with the following message: Delivery to the ...
0
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1answer
541 views

Postfix bounces and rejects some of non existing emails for same domain

Postfix serves for my virtual domains and works fine. But for one of my domains: - it bounces mails targeted at mail@domain.tld - it rejects mails targeted at nonexisting@domain.tld problem is, ...
10
votes
3answers
2k views

Implementing Variable Envelope Return Path (VERP) using Exchange

We're looking into implementing Variable Envelope Return Path (VERP) for improved bounce processing for our application. Our current mail infrastructure is MS Exchange 2007 but are in the process ...
3
votes
5answers
2k views

Best practices for mass email platform [duplicate]

I am in the process of setting up mass email service. My question is: what are the best practices to achieve maximum deliver-ability. More precisely - what should I do/know to prevent spam filters ...
1
vote
1answer
288 views

How to customize email FROM header with an email from a different domain?

How can I customize the mail FROM header in our Email Marketing Application , to enable our customers to specify their OWN email ( from their domain ) . Currently the customer specify his own domain ...
0
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2answers
924 views

Postfix relay gives error 450 while it should be 550

we use postfix to do relaying. We get several messages like the following in /var/log/mail (slightly edited) Apr 13 13:30:29 linserver postfix/smtpd[1064]: NOQUEUE: reject: RCPT from unknown[$ip]: ...
2
votes
3answers
1k views

Do out-of-office replies get sent to the return-path header?

I always thought that the return-path header was used for bounced messages, so I have my email newsletter software setup to unsubscribe anyone whose email address replies back to the return-path email ...
0
votes
2answers
560 views

Is it okay to resend to hard bounced emails after X days. What is X?

If I see an email returned due to a hard bounce, after how many days is it acceptable to resend to that email address. It is possible for emails to be reactivated or for temporary outages, so it ...
4
votes
1answer
316 views

Indirect Postfix bounces create new user directories

I'm running Postfix on my personal server in a data centre. I am not a professional mail hoster and not a Postfix expert, it is just used for a few domains served from that server. IIRC, I mostly ...
2
votes
1answer
349 views

Is a soft SPF fail bad?

Received-SPF: softfail (google.com: domain of transitioning user@domain.com does not designate XXX.XX.XXX.XXX as permitted sender) client-ip=XXX.XX.XXX.XXX; Authentication-Results: mx.google.com; ...
2
votes
1answer
191 views

When sending emails through smtp do I need to setup DomainKeys and any kind of other email config?

When sending emails through gmails smtp (smtp.gmail.com) do I need to setup DomainKeys and any other kind of email config?
3
votes
4answers
588 views

Bounce backs from web-generated e-mails are missing

We use Google Apps to host my company's mail. On our website, we send some e-mails on behalf of our users. In those e-mails we include lines like this: Return-Path: ...
0
votes
2answers
261 views

Emails from one domain A bounce on b@example.com but send fine to c@example.com

When any account @domainA.com sends to a specific address (eg. b@domainB.com) it bounces. When they send to another address at the same account (eg. c@domainB.com) it goes through just fine. ...
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4answers
206 views

Certifying email for more reliable delivery

Is there any effective way to certify a domain name, an email server, an email message, etc so that it will not be bounced as spam? I've got a short, plain letter .com domain name registered ...
0
votes
2answers
505 views

Setup Domain Alias for Exchange 2003

We currently host email for our domain @gfreview.com on an Exchange 2003 server. We are trying to add a domain alias @i.gfreview.com. We have added the MX record for the i.gfreview.com domain to point ...
0
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4answers
434 views

What should email server do with email sent to unknown users?

When my email server receives mail sent to an unknown local user should the server send the message back to the sender or should the email just be dropped? I'm just curious what is most preferred. I ...