[exim] Re: Blocking incoming mail from domains using a specific MX entry

2025-01-24 Thread Thomas Krichel via Exim-users
Slavko kindly suggests >   condition  = ${if def:sender_address_domain} >   condition  = ${if forany{${lookup \ >    dnsdb{>: defer_never,mxh=$sender_address_domain}}} \ > {match_domain{$item}{/CONFDIR/db/block_mx}}} > > Put it into ACL MAIL or later, and i

[exim] Re: Blocking incoming mail from domains using a specific MX entry

2025-01-22 Thread Martin Waschbüsch via Exim-users
Am 22.01.25 um 08:21 schrieb Evgeniy Berdnikov via Exim-users: On Wed, Jan 22, 2025 at 08:02:22AM +0100, Martin Waschbüsch via Exim-users wrote: And yes, this is not something to use lightly, but there are literally several hundred fake domains I identified all using this one MX... I am quite s

[exim] Re: Blocking incoming mail from domains using a specific MX entry

2025-01-21 Thread Evgeniy Berdnikov via Exim-users
On Wed, Jan 22, 2025 at 08:02:22AM +0100, Martin Waschbüsch via Exim-users wrote: > And yes, this is not something to use lightly, but there are literally > several hundred fake domains I identified all using this one MX... I am > quite sure in this instance. ;-) If so, you can easily block this

[exim] Re: Blocking incoming mail from domains using a specific MX entry

2025-01-21 Thread David Saez Padros via Exim-users
Hi you can do something like this: drop condition = ${if match{bad.mx.host.name}${lookup dnsdb{>:defer_never,mxh=$sender_address_domain}} El 22/01/2025 a las 6:24, Martin Waschbüsch via Exim-users escribió: Hi all, I noticed that loads of Spam comes my way from addresses with this kind

[exim] Re: Blocking incoming mail from domains using a specific MX entry

2025-01-21 Thread Martin Waschbüsch via Exim-users
Am 22.01.25 um 07:25 schrieb Slavko via Exim-users: Dňa 22. 1. o 6:24 Martin Waschbüsch via Exim-users napísal(a): Looking more closely, I found that all the sending domains I tested had one common attribute: their MX points to the same fqdn. Is it possible to use that information to block inc

[exim] Re: Blocking incoming mail from domains using a specific MX entry

2025-01-21 Thread Slavko via Exim-users
Dňa 22. 1. o 6:24 Martin Waschbüsch via Exim-users napísal(a): Looking more closely, I found that all the sending domains I tested had one common attribute: their MX points to the same fqdn. Is it possible to use that information to block incoming mail from any and all domains having that same