[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

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

2025-01-21 Thread Martin Waschbüsch via Exim-users
Hi all, I noticed that loads of Spam comes my way from addresses with this kind of pattern: word.numb...@subdomain.domain.tld All parts of that pattern seem to randomly change (though currently I mostly see the .shop TLD used 95% of the time.) Sending IPs are all over the place. Initially