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Mail Server Support
Technical discussions with systems administrators about email servers, software, and appliances.
Microsoft Exchange
Support for Microsoft Exchange mail servers
Threads
41
Messages
104
Threads
41
Messages
104
Tens maybe Hundreds of Thousands of Exchange Servers Hacked
Apr 2, 2021
EQ Admin
IMAP Tools
IMAP migration scripts and technical support
Threads
35
Messages
153
Threads
35
Messages
153
A
SMTP Outgoing mail not sending
May 28, 2018
arytxer
Sendmail
Support for sendmail mail servers
Threads
17
Messages
30
Threads
17
Messages
30
Asp.net c# - Sending email with french characters in ToAddress
Jan 21, 2016
EQ Admin
Postfix
Support for postfix mail servers
Threads
25
Messages
74
Threads
25
Messages
74
Postfix - Virtual Alias Table Automated Population
Feb 24, 2022
postmanpat666
qmail
Support for qmail mail servers
Threads
102
Messages
271
Threads
102
Messages
271
O
Qmail does not forward emails with "=" in sender email address
May 6, 2019
Ove Halseth
Zimbra
Support for Zimbra mail servers
Threads
16
Messages
19
Threads
16
Messages
19
zimbra-core is missing
Jan 20, 2019
Latest Questions
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DMARC Wizard
Latest Questions
Jun 22, 2015
Replies
2
Views
3K
Feb 15, 2016
unlocktheinbox
553 5.3.0 flph384 DNSBL:RBL 521
Latest Questions
Dec 28, 2015
Replies
0
Views
3K
Dec 28, 2015
Latest Questions
status=deferred (connect to alt2.gmail-smtp-in.l.google.com[2404:6800:4003:c01::1b]:25: Connection t
Latest Questions
Dec 14, 2015
Replies
1
Views
4K
Dec 15, 2015
EQ Admin
What affects email deliverability more, DKIM signing or sender score?
EQ Admin
May 8, 2015
Replies
6
Views
9K
Dec 3, 2015
EQ Admin
IP Reputation Clean up -- ?
Big Dan
Oct 3, 2015
Replies
4
Views
4K
Oct 26, 2015
Big Dan
554 Your access to this mail system has been rejected due to the sending MTA's poor reputation
Latest Questions
Oct 23, 2015
Replies
1
Views
9K
Oct 23, 2015
EQ Admin
S
Can't send emails, hostname, ptr
servertimeout28
Sep 10, 2015
Replies
4
Views
4K
Oct 17, 2015
EQ Admin
Mailinabox
Rockman
Aug 5, 2015
Replies
0
Views
4K
Aug 5, 2015
Rockman
208.65.145.2 Remote host said: 554 Denied mxlogic.net (Mode: normal)
EQ Admin
May 20, 2014
Replies
2
Views
7K
Jun 10, 2015
EQ Admin
This message does not comply with required standards.
EQ Admin
Jun 9, 2015
Replies
0
Views
3K
Jun 9, 2015
EQ Admin
G
Hosted SMTP Server HELO setting
Geovani Enzo
Jun 3, 2015
Replies
6
Views
7K
Jun 9, 2015
EQ Admin
How to add an SPF record
Big Dan
Aug 19, 2008
Replies
6
Views
11K
Jun 3, 2015
EQ Admin
How to open a ticket with Hotmail
Latest Questions
May 26, 2015
Replies
1
Views
5K
May 26, 2015
EQ Admin
Which email services have API support?
EQ Admin
Apr 22, 2015
Replies
1
Views
3K
May 21, 2015
EQ Admin
How to create an SPF record with the SPF Wizard
EQ Admin
May 9, 2015
Replies
17
Views
20K
May 21, 2015
EQ Admin
DrWeb-DAEMON Postmaster A VIRUS HAS BEEN DETECTED
EQ Admin
May 7, 2015
Replies
0
Views
7K
May 7, 2015
EQ Admin
What are the Mandrill SMTP server settings?
iOS Ninja
May 6, 2015
Replies
1
Views
4K
May 7, 2015
EQ Admin
SpamAssassin - Spam from .CRICKET .NINJA .XYZ .CLICK
EQ Admin
Apr 29, 2015
Replies
0
Views
4K
Apr 29, 2015
EQ Admin
E
Help with email forwards project!
equser27
Apr 23, 2015
Replies
2
Views
3K
Apr 23, 2015
equser27
E
Redirect
What are the message size limits in Office 365?
EQ Admin
Apr 22, 2015
Replies
–
Views
–
N/A
L
Is a Barracuda appliance better than google apps for spam filtering?
LCS
Feb 1, 2015
Replies
6
Views
5K
Feb 1, 2015
EQ Admin
S
Server error: '554 5.7.1 Relay access denied'
snowflake
Jan 20, 2015
Replies
1
Views
3K
Jan 20, 2015
EQ Admin
How to disable DNS_FROM_AHBL_RHSBL - RBL: Envelope sender listed in dnsbl.ahbl.org
EQ Admin
Jan 8, 2015
Replies
0
Views
13K
Jan 8, 2015
EQ Admin
How to contact Godaddy Abuse - 552 5.2.0 http://x.co/crbounce
EQ Admin
Jun 12, 2014
Replies
4
Views
15K
Dec 9, 2014
EQ Admin
Invaluement DNSBL - 553 http://dnsbl.invaluement.com/lookup/
EQ Admin
Nov 18, 2014
Replies
0
Views
3K
Nov 18, 2014
EQ Admin
S
553 sorry, that domain isn't in my list of allowed rcpthosts; no valid cert for gatewaying (#5.7.1)
snowflake
May 28, 2014
Replies
3
Views
23K
Oct 20, 2014
EQ Admin
S
mail server blacklisted
snowflake
Sep 13, 2014
Replies
5
Views
4K
Sep 15, 2014
EQ Admin
M
Mail Server Connectivity problem
mkerld
Aug 24, 2014
Replies
0
Views
2K
Aug 24, 2014
mkerld
M
B
my client cannot send mails with google apps account
borisbastos
Jul 5, 2014
Replies
3
Views
3K
Jul 5, 2014
EQ Admin
B
Mails in Mac Mail.app go straight to archive or trash
borisbastos
Jul 4, 2014
Replies
0
Views
5K
Jul 4, 2014
borisbastos
B
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