Multiple mailservers Announcing the arrival of Valued Associate #679: Cesar Manara ...

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Multiple mailservers



Announcing the arrival of Valued Associate #679: Cesar Manara
Planned maintenance scheduled April 17/18, 2019 at 00:00UTC (8:00pm US/Eastern)Postfix: forwarding e-mail to GMail not workingmaildrop/postfix with multiple mydestination locations and virtual usersPostfix: relay mail to smart host for specifc usersSome mail from newly setup mailserver flagged spam by GMailSamba4 group email address lookup postfix/dovecotDelivering emails for one user from two domains into a single mailbox in Postfix+DovecotPostfix relay though another postfix serverMail forwarding: Do I need to concern myself with the SPF fail header from Google?What's the FASTEST way to filter postqueue mails by sender IP address?Postfix/Dovecot/Let'sEncrypt - Gmail/E-mail clients say emails form my server are not encrypted properly (red lock)





.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty{ height:90px;width:728px;box-sizing:border-box;
}







0















I am trying to find out if I am attempting the impossible.



I have




  • List item

  • 1 IP on 1 cloud server

  • 4 x Domains that I receive mail for

  • 4 x SSL certificates


I would like them all on one server.



What I currently have is all domains configured to mail.mailserver1.com



The problem with that is because the SSL mismatch then they often end up in spam.



Is it possible to have all on one server with 1 IP



example@domain1.com > mail.mailserver1.com > ssl1



example@domain2.com > mail.mailserver2.com > ssl2



example@domain3.com > mail.mailserver3.com > ssl3



example@domain4.com > mail.mailserver4.com > ssl4



Or is this impossible?



Thanks in advance










share|improve this question























  • I doubt the SSL certificate is the reason for it ending up on in the spamfolder. Instead, setup an SPF record for each domain.

    – LPChip
    yesterday











  • Hmm that's interesting maybe an overlook will try that thank you very much

    – Jinx13
    yesterday











  • yeah, its something I see daily. For many of our clients we have multiple domains, all pointing to one mailserver. The mailserver has one SSL that does not match the domains obviously but all works well because we've setup SPF records for each domain which basically says: these ip addresses are trustworthy.

    – LPChip
    yesterday











  • Ignoring that (as above) SSL is unlikely to be the issue, you can get a multidomain cert which would fix that problem.

    – davidgo
    yesterday


















0















I am trying to find out if I am attempting the impossible.



I have




  • List item

  • 1 IP on 1 cloud server

  • 4 x Domains that I receive mail for

  • 4 x SSL certificates


I would like them all on one server.



What I currently have is all domains configured to mail.mailserver1.com



The problem with that is because the SSL mismatch then they often end up in spam.



Is it possible to have all on one server with 1 IP



example@domain1.com > mail.mailserver1.com > ssl1



example@domain2.com > mail.mailserver2.com > ssl2



example@domain3.com > mail.mailserver3.com > ssl3



example@domain4.com > mail.mailserver4.com > ssl4



Or is this impossible?



Thanks in advance










share|improve this question























  • I doubt the SSL certificate is the reason for it ending up on in the spamfolder. Instead, setup an SPF record for each domain.

    – LPChip
    yesterday











  • Hmm that's interesting maybe an overlook will try that thank you very much

    – Jinx13
    yesterday











  • yeah, its something I see daily. For many of our clients we have multiple domains, all pointing to one mailserver. The mailserver has one SSL that does not match the domains obviously but all works well because we've setup SPF records for each domain which basically says: these ip addresses are trustworthy.

    – LPChip
    yesterday











  • Ignoring that (as above) SSL is unlikely to be the issue, you can get a multidomain cert which would fix that problem.

    – davidgo
    yesterday














0












0








0








I am trying to find out if I am attempting the impossible.



I have




  • List item

  • 1 IP on 1 cloud server

  • 4 x Domains that I receive mail for

  • 4 x SSL certificates


I would like them all on one server.



What I currently have is all domains configured to mail.mailserver1.com



The problem with that is because the SSL mismatch then they often end up in spam.



Is it possible to have all on one server with 1 IP



example@domain1.com > mail.mailserver1.com > ssl1



example@domain2.com > mail.mailserver2.com > ssl2



example@domain3.com > mail.mailserver3.com > ssl3



example@domain4.com > mail.mailserver4.com > ssl4



Or is this impossible?



Thanks in advance










share|improve this question














I am trying to find out if I am attempting the impossible.



I have




  • List item

  • 1 IP on 1 cloud server

  • 4 x Domains that I receive mail for

  • 4 x SSL certificates


I would like them all on one server.



What I currently have is all domains configured to mail.mailserver1.com



The problem with that is because the SSL mismatch then they often end up in spam.



Is it possible to have all on one server with 1 IP



example@domain1.com > mail.mailserver1.com > ssl1



example@domain2.com > mail.mailserver2.com > ssl2



example@domain3.com > mail.mailserver3.com > ssl3



example@domain4.com > mail.mailserver4.com > ssl4



Or is this impossible?



Thanks in advance







postfix ubuntu-18.04 dovecot mail-server






share|improve this question













share|improve this question











share|improve this question




share|improve this question










asked yesterday









Jinx13Jinx13

63




63













  • I doubt the SSL certificate is the reason for it ending up on in the spamfolder. Instead, setup an SPF record for each domain.

    – LPChip
    yesterday











  • Hmm that's interesting maybe an overlook will try that thank you very much

    – Jinx13
    yesterday











  • yeah, its something I see daily. For many of our clients we have multiple domains, all pointing to one mailserver. The mailserver has one SSL that does not match the domains obviously but all works well because we've setup SPF records for each domain which basically says: these ip addresses are trustworthy.

    – LPChip
    yesterday











  • Ignoring that (as above) SSL is unlikely to be the issue, you can get a multidomain cert which would fix that problem.

    – davidgo
    yesterday



















  • I doubt the SSL certificate is the reason for it ending up on in the spamfolder. Instead, setup an SPF record for each domain.

    – LPChip
    yesterday











  • Hmm that's interesting maybe an overlook will try that thank you very much

    – Jinx13
    yesterday











  • yeah, its something I see daily. For many of our clients we have multiple domains, all pointing to one mailserver. The mailserver has one SSL that does not match the domains obviously but all works well because we've setup SPF records for each domain which basically says: these ip addresses are trustworthy.

    – LPChip
    yesterday











  • Ignoring that (as above) SSL is unlikely to be the issue, you can get a multidomain cert which would fix that problem.

    – davidgo
    yesterday

















I doubt the SSL certificate is the reason for it ending up on in the spamfolder. Instead, setup an SPF record for each domain.

– LPChip
yesterday





I doubt the SSL certificate is the reason for it ending up on in the spamfolder. Instead, setup an SPF record for each domain.

– LPChip
yesterday













Hmm that's interesting maybe an overlook will try that thank you very much

– Jinx13
yesterday





Hmm that's interesting maybe an overlook will try that thank you very much

– Jinx13
yesterday













yeah, its something I see daily. For many of our clients we have multiple domains, all pointing to one mailserver. The mailserver has one SSL that does not match the domains obviously but all works well because we've setup SPF records for each domain which basically says: these ip addresses are trustworthy.

– LPChip
yesterday





yeah, its something I see daily. For many of our clients we have multiple domains, all pointing to one mailserver. The mailserver has one SSL that does not match the domains obviously but all works well because we've setup SPF records for each domain which basically says: these ip addresses are trustworthy.

– LPChip
yesterday













Ignoring that (as above) SSL is unlikely to be the issue, you can get a multidomain cert which would fix that problem.

– davidgo
yesterday





Ignoring that (as above) SSL is unlikely to be the issue, you can get a multidomain cert which would fix that problem.

– davidgo
yesterday










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