Re: Block MX from recipients

2022-06-03 Thread Matus UHLAR - fantomas
On 02.06.22 16:29, Emanuel Gonzalez wrote: The option is interesting, do you have an example? I tried to use it but it didn’t work for me. smtpd_recipient_restrictions =     check_recipient_mx_access cidr:/etc/postfix/recipient_mx_access.cidr 52.164.206.56 reject haven't tried with cidr, but

Re: Block MX from recipients

2022-06-02 Thread Viktor Dukhovni
On Fri, Jun 03, 2022 at 10:07:02AM +1000, raf wrote: > > smtpd_recipient_restrictions = > >     check_recipient_mx_access cidr:/etc/postfix/recipient_mx_access.cidr > > Not sure, but if there's no MX record, then there's no MX host to look up. > Perhaps you want to use check_recipient_a_access in

Re: Block MX from recipients

2022-06-02 Thread raf
On Thu, Jun 02, 2022 at 04:29:38PM -0300, Emanuel Gonzalez wrote: > The option is interesting, do you have an example? > > I tried to use it but it didn’t work for me. > > smtpd_recipient_restrictions = >     check_recipient_mx_access cidr:/etc/postfix/recipient_mx_access.cidr > > 52.164.206.

Re: Block MX from recipients

2022-06-02 Thread Emanuel Gonzalez
The option is interesting, do you have an example? I tried to use it but it didn’t work for me. smtpd_recipient_restrictions =     check_recipient_mx_access cidr:/etc/postfix/recipient_mx_access.cidr 52.164.206.56 reject Regards, El 31/5/22 a las 16:00, Matus UHLAR - fantomas escribió: On 31

Re: Block MX from recipients

2022-06-01 Thread Matus UHLAR - fantomas
On Tue, May 31, 2022 at 09:02:12PM +0200, Matus UHLAR - fantomas wrote: for hotmaul.com and hormail.com use simple check_sender_access and check_recipient_access. On 01.06.22 08:27, Bastian Blank wrote: Or check the recipient domain in the application that receives the e-mail addresses. Just

Re: Block MX from recipients

2022-05-31 Thread Bastian Blank
On Tue, May 31, 2022 at 09:02:12PM +0200, Matus UHLAR - fantomas wrote: > for hotmaul.com and hormail.com use simple check_sender_access and > check_recipient_access. Or check the recipient domain in the application that receives the e-mail addresses. Just reject everything that does not have a M

Re: Block MX from recipients

2022-05-31 Thread Matus UHLAR - fantomas
On 31.05.22 12:55, SysAdmin EM wrote: I am checking the mail queue of my postfix server and I am seeing errors in writing mail accounts, which refer to real domains of free mail providers such as hotmail, gmail, yahoo. BC2CC607AF 881286 Tue May 31 05:19:53 webchec...@kiusys.com (

Re: Block MX from recipients

2022-05-31 Thread Matus UHLAR - fantomas
On 31.05.22 12:55, SysAdmin EM wrote: I am checking the mail queue of my postfix server and I am seeing errors in writing mail accounts, which refer to real domains of free mail providers such as hotmail, gmail, yahoo. BC2CC607AF 881286 Tue May 31 05:19:53 webchec...@kiusys.com

Re: Block MX from recipients

2022-05-31 Thread Wietse Venema
SysAdmin EM: > We send confirmation of checking for flights, apparently users are > mistyping your email. > > Is it possible to block IP addresses via Postfix? See Viktor's response, if you don't want to receive and deliver email for typo domains. Wietse

Re: Block MX from recipients

2022-05-31 Thread SysAdmin EM
We send confirmation of checking for flights, apparently users are mistyping your email. Is it possible to block IP addresses via Postfix? On Tue, May 31, 2022 at 1:42 PM Wietse Venema wrote: > SysAdmin EM: > > I am checking the mail queue of my postfix server and I am seeing errors > in > > wr

Re: Block MX from recipients

2022-05-31 Thread Viktor Dukhovni
On Tue, May 31, 2022 at 12:55:42PM -0300, SysAdmin EM wrote: > I am checking the mail queue of my postfix server and I am seeing errors in > writing mail accounts, which refer to real domains of free mail providers > such as hotmail, gmail, yahoo. > > BC2CC607AF 881286 Tue May 31 05:19:53 webc

Re: Block MX from recipients

2022-05-31 Thread Wietse Venema
SysAdmin EM: > I am checking the mail queue of my postfix server and I am seeing errors in > writing mail accounts, which refer to real domains of free mail providers > such as hotmail, gmail, yahoo. > > BC2CC607AF 881286 Tue May 31 05:19:53 webchec...@kiusys.com >(connect to ho