The server configuration of email, including POP3, SMTP, IMAP, and popular server software packages that control email.

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0
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2answers
20 views

Spf A record for a second domain

I need to use this spf record on example.com domain: example.com. IN TXT "v=spf1 a mx a:smtp.second.net -all" I'd like to know if a client sending an email from bob@example.com domain will pass ...
0
votes
0answers
7 views

Fetchmail ignores Emails with Date in Future

we have the following scenario: We're running a Windows Server (with an ExchangeServer) with local users and local Email-Accounts. We also have a Domain and Email-Accounts from a service provider. ...
0
votes
1answer
15 views

Can an Exchange Online distribution group be configured to forward mail to it's users alternate email?

I've been trying to figure out how to create a distribution list containing personal email addresses for all our staff. This could be done by adding each staff member as a mail contact with their ...
0
votes
1answer
31 views

How can I tell where an email account is hosted?

I have a client that has an old email account that is being used to send porn spam but they don't know where it is hosted or how to close it down. I recently helped move the domain registration with ...
-1
votes
2answers
17 views

Is it possible that i use not mail.example.com,can i use just another like abc.example.com for my mailserver?

Two questions, two problems. I use cloudflare so I don't reveal my IP, there is a problem I can not use cloudflare for my mail server. Now is it so i am under DDOS because mail.example.com is exposed....
8
votes
1answer
1k views

How to edit bad word filter in SpamAssassin?

How can I add several custom "bad" words into SpamAssassin, so emails that contains that words are marked as a spam? UPDATE one of the keys is to edit file /etc/mail/spamassassin, and to add badword ...
0
votes
2answers
32 views

E-Mail delivery mechanism

Background I am working with email headers for spam detection.Each E-Mail header contains many "Received-from" fields,each "Received From" field added by an intermediate Smtp/Mail server in the path ...
0
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0answers
5 views

How to autoforward delivery receipts in Exchange 2010?

Does anyone know if there is there a way via server-side rules or transport rules in Exchange 2010 to autoforward received delivery receipts to another mailbox? The rules I already created do not ...
1
vote
1answer
43 views

External recipients in distribution group not receiving emails

In Office365, we have a distribution group, group@company.com, set up with the following members: internaluser1@company.com internaluser2@company.com externaluser@external.com (@gmail.com, for ...
0
votes
1answer
18 views

How can I send bulk email to a single domain safely?

There are instances where I need to send email blasts to a single domain such users@somesite.com. This list can be quite large at times. In nearly all cases it's a single email and I'll likely not be ...
1
vote
2answers
46 views

Merging SPF records

I have one SPF record: v=spf1 a mx ip4:111.111.111.111 -all and I need to add one more: v=spf1 ip4:222.222.222.222 include:_spf.example.net ~all How to merge them correctly? Is v=spf1 ip4:222....
0
votes
2answers
561 views

email sent from my server shows up as spam [duplicate]

I know this question has been asked and answered a couple of times, but I can't find any reference to my particular problem. I've set up Postfix and Dovecot on my Debian 7 VPS and I can send mail, but ...
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votes
0answers
25 views

Gmail is blocking emails from my mail server ( Postfix ) CentOS 6

I'm unable to send emails from my mail server. I've tried every single possible solution I came across. Firstly, I WAS ABLE to send emails but they were going to spam so I decided to install OpenDKIM ...
0
votes
0answers
29 views

Postfix spam in queue

Recently our company system administrator quit his job and it is unreachable. I was his coleague and helped him with the IT stuff. After he left we noticed our mail system stopped working. So I ...
-1
votes
2answers
24 views

Multiple MX record priority

My domain MX records points to my webserver Ip address, while GoDaddy tutorial suggest to use an MX record that points to my smtp server ip address. I think that one server point to the other one. ...
2
votes
4answers
4k views

Outlook 2007 login prompt repeat prompt and exchange 2010

It seems when I first setup a new user in Outlook 2007, a login prompt comes up and asks for credentials. After the account is setup, the login prompt will repeatedly prompt throughout the day and is ...
-1
votes
0answers
11 views

GMAIL SPAM - What is wrong? [duplicate]

I have a problem with the fact that a message from me to get spam. Here, information on e-mail: Delivered-To: nicehost.pl@gmail.com Received: by 10.157.40.121 with SMTP id h54csp2233302otd; ...
7
votes
1answer
53 views

Best Practice: notify email sender that their reverse lookup is broken

This probably should be a wiki, not entirely sure. Before I begin, the external server that performs scanning is a custom amavis/postfix/fortigate pipeline; it is suggested that any changes work ...
0
votes
1answer
25 views

Postfix Mail Server & hosted Gmail relay setup

I am trying to setup our web server so that it can send emails from various web apps to reset password etc. Our mail is hosted by Gmail with a custom domain eg. mydomain.com. Right now emails going ...
-1
votes
2answers
23 views

DKIM to gmail failing

I'm trying to get DKIM setup on a CentOS 7 server running exim but gmail is returning dkim=neutral (bad format) header.i=@ellie-oli.com; DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/...
0
votes
1answer
1k views

EXIM - 550 Cannot receive from specified address - Sendgrid

We're having some intermediate issues with exim where some emails go through and then others get the 550 Cannot receive from specified address Error. This is the guide we used to setup EXIM: https://...
0
votes
1answer
1k views

MailEnable error on windows server 2008 r2 : Reason: Remote SMTP Server Returned: 550 5.7.1 Unable to relay for info@example.com

I am going crazy about this error message. for some of the domains, I am receiving this error message; Reason: Remote SMTP Server Returned: 550 5.7.1 Unable to relay for info@example.com I am ...
6
votes
3answers
489 views

How should I create a master index of all email correspondence in an office?

My employer requires all email correspondence in the organization to be indexed, for regulatory compliance reasons. Our mail server is not managed by us, and does not have this feature. Each ...
0
votes
0answers
24 views

Why wont my server receive emails from my own address, sent by Mailgun?

I'm managing a reseller Hostgator account, which runs cPanel, and I'm not sure exactly which mail daemon/server they're running. domain1.com and domain2.com are on the same account. Email addresses ...
0
votes
1answer
28 views

Ddns mx record configuration

I have installed exchange 2013 in my test lab. Everything works fine internally. Now I want to send and receive e-mail from internet. I have installed no-ip client tool in my exchange server. That no-...
0
votes
1answer
3k views

Fetching mails into postfix/dovecot via pop3/imap

I managed to set up my first Debian mail server using postfix and dovecot. I use roundcube to access my IMAP accounts which are defined by virtual users in a MySQL data base. Everything works ...
0
votes
1answer
15 views

Permission denied for dovecot to access mail directory

I have setup a mail server using Postfix & Dovecot on CentOS 7. When I try to fetch email using thnderbird or any other email clients, I get this error in my maillog file: Jun 19 01:38:23 ...
0
votes
1answer
44 views

All outbound emails from my domain get marked as spam [duplicate]

I have a domain, www.duckfox.com, that was using Google Apps mail servers, and now is using Zoho. All outbound emails that I send out will always go to spam, unless that person has already marked ...
4
votes
2answers
1k views

Exchange 2010 send from multiple domains

We have a Windows 2008 Enterprise R2 SP1 server with multiple accepted domains configured on our Exchange 2010 console. Configuration of exchange 2010: In exchange console, under organization ...
0
votes
0answers
21 views

What do I need to have an email server that just redirects email@mydomain.com from my business to myemail@gmail.com? [closed]

I have a small website for a small business and I'm using Zoho to handle it's e-mails, forwarding it to my mail box in gmail. Is it possible to have a really small mail server (in openshift for ...
0
votes
1answer
45 views

Migrate email account from Dovecot to Dovecot servers

1) I need to migrate some mbox imap email accounts from a shared webhosting provider to another one. 2) Both servers seem to use Devecot, as a telnet command on port 143 shows an identical response: ...
-3
votes
1answer
27 views

SPF Error with redirection

so I have this crazy SPF-Policy problem which looks like that: I have a private domain like 'my-private-domain.com'. This one I'm hosting myself on a vServer and I activated SPF and added the SPF ...
-2
votes
0answers
45 views

Configure postfix to change outgoing email address from account@localhostname to another email address [on hold]

There are several accounts already created in postfix. They send out automatic emails to users like i.e. to notify them that their account was successfully created. Currently these automatic emails ...
3
votes
2answers
132 views

top output to narrow in cron

I'm trying to send an email through cron to know what processes are hogging my server. It works fine but the resulting email is too narrow and I need to know more about the process. This is the ...
0
votes
2answers
15 views

Will it work to use cPanel's global email filters to create a catch all address? [closed]

Essentially, my cPanel account has 'default address' disabled and we've moved from a hosting company that uses a catchall system to this cpanel account that doesn't. In the process we've also moved ...
0
votes
0answers
27 views

Make Postfix relay to a different host for sending email based on RECIPIENT domain

Is there a way to make postfix authenticate and relay on a different host for sending email TO a particular domain? The sender domain does not matter, I need postfix to relay to a different host if ...
0
votes
3answers
1k views

Unable to send mail through php script

I have setup a server with the following settings: CentOS release 6.3 (Final) Kernel \r on an \m Linux version 2.6.32-279.14.1.el6.x86_64 (mockbuild@c6b8.bsys.dev.centos.org) (gcc version 4.4.6 ...
-1
votes
1answer
37 views

POP3 and SMTP over port 80 [on hold]

TL;DR I need connect mail clients over port 80. I have a requirement to allow to mail clients connect to my mail provider over port 80. Some users of my company works in clients workplace. In some ...
19
votes
1answer
6k views

How can e-mail be delivered to a domain without an MX record?

Somebody has 2 e-mail addresses: bob@domainname.com.br and bob@domainname.com . The DNS records for these domains look like this: domainname.com.br $ dig any domainname.com.br ;; ANSWER SECTION: ...
0
votes
1answer
55 views

Cant sent mail from own server to google

I'm running a mail server and I'm having problem with sending mails to google. Mails to other providers work fine. I guess its maybe related to my DNS settings, as I've read that google is quite ...
-3
votes
1answer
762 views
1
vote
2answers
25 views

sending emails from different Smtps in different IPs

I sent mails with different Smtps for example Smtp1 on IP 1.1.1.1 and Smtp2 on IP 2.2.2.2 . which my spf record for the From (info@myDoamin.com) part in emails is : spf1 include:mail.mydomain....
3
votes
2answers
2k views

Email Autodiscovery Not Being Probed By Android

Android's default email client is supposed to probe the server for the domain of the user's email address per outlook autodiscovery. This bug seems to indicate that at least the first two steps of ...
-1
votes
1answer
24 views

Which Email Server Expands the Recipient List into Many Emails?

When sending a message via a different SMTP outbound gateway, will a message containing multiple recipients in the BCC field be broken up into many messages by the originating server, or the server ...
0
votes
3answers
27 views

How do you send an attachment with sendmail?

How do you send an attachment with sendmail? I'm able to send an email with the below: sendmail johndoe@example.com < email.txt I can't find out how to send one with an attachment, I've tried: ...
1
vote
1answer
33 views

Confusing e-mail related to sudo

My system occasionally sends me this email. (My domain has been replaced with [DOMAIN] and my username has been replaced with [USERNAME].) Subject: *** SECURITY information for [DOMAIN] *** [DOMAIN]...
0
votes
1answer
40 views

Cannot send mail to postfix mail server

I've setup a postfix mail server, my domain points to my server as I'm already hosting the website. However I cannot send any mail to the mail server. I've added the email's such as casper@...
1
vote
1answer
2k views

Outlook 2013 won't connect to Office 365 (Exchange)

I have a multiple users with a roaming profiles on a windows server 2008R2 domian. One of these 2013 Outlook profiles won't connect to Exchange on one of the computers. Here's what I've tested: Let's ...
2
votes
3answers
3k views

PHP Mail ssmtp wont work

I can send an email through the terminal command ssmtp just fine but I cant send an email through PHP with the mail() function. I have configured it to do so correctly (afaik) through php.ini. ...
0
votes
3answers
36 views

SPF block on return-path mail

We make use of a unique return-path email on all email sent to track bounce backs and give feedback, but recently we're getting issues where the SPF record fails because people are allowed to send ...