Tagged Questions

0
votes
0answers
39 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
86 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.
0
votes
0answers
391 views

Emails from web forum being blocked by mail server, says Internet community may consider profile spam [closed]

My employer is part of a business network that uses an online forum to communicate back and forth. Whenever someone in the group posts in the forum, an email is sent out to the personal email ...
-1
votes
1answer
164 views

connection refused on port 25 [closed]

Because my server was being attacked on all fronts (FTP, SMTP, POP, IMAP, SSH, etc), I have changed all ports of these services. Now, every time I send a message using a service like gmail to one my ...
-1
votes
1answer
110 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. ...
1
vote
2answers
80 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
36 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 ...
0
votes
1answer
92 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 ...
0
votes
0answers
62 views

Hosted mail server options to stop mail bouncing [closed]

I have a WHM/CPANEL dedicated server currently doing the whole lot (Web Server, Database Server, Mail Server) and I am getting annoyed that mail is not being received all the time, mail is getting ...
1
vote
1answer
3k 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 ...
0
votes
3answers
667 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 ...
0
votes
1answer
2k 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
557 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
241 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
929 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
152 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
121 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
293 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 ...
5
votes
1answer
1k 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
145 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
870 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
676 views

Email rejected for no rDNS by AOL despite having rDNS

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
187 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
162 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
72 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
202 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. ...
1
vote
5answers
700 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
82 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 ...
1
vote
1answer
370 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
votes
1answer
111 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 ...
4
votes
4answers
1k views

Best practices for mass email platform

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
260 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 ...
2
votes
1answer
334 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
189 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?
0
votes
4answers
392 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 ...
0
votes
1answer
91 views

E-mail: de-facto behavior of bounces and other system messages

I'm trying to understand the reality of system e-mail messages. I am currently running an outgoing MTA (Postfix) instance, and there is a couple of details I cannot manage to put my finger on. First ...
0
votes
3answers
363 views

Need advice on integrating mail server with a smallish social network?

I have been given a task to setup email management and delivery for a smallish social network. We're currently sending out about 1000 emails per day with help of VerticalResponse (a bulk emailing ...
1
vote
2answers
631 views

Can you configure a custom mail bounce message for specific addresses?

I don't know much about mail servers, but let's say I had a sales@example.com address, and that it got a lot of spam. Could I create a custom bounce message for emails sent to that address? One ...