test to tony Arnold for his postfix srvr

[Bret Busby]

On 18/6/25 19:18, Tony Arnold wrote:
> Hi Bruce,
> 
> On Wed, 2025-06-18 at 06:49 -0400, bruce wrote:
>> hey Tony
>>
>> as far as I see, list gets at least a few msgs per day.
>>
>> are u seeing this on ur srvr.
> 
> No. Not seeing these. Your message didn't arrive either. I found this
> in the postfix logs:
> 
> 2025-06-18T11:49:48+01:00 DiskStation1 postfix/smtpd[810]: NOQUEUE:
> reject: RCPT from lists.ubuntu.com[185.125.189.65]: 554 5.7.1 Service
> unavailable; Client host [185.125.189.65] blocked using
> sbl.spamhaus.org; Error: open resolver;
> https://check.spamhaus.org/returnc/pub/2400:cb00:913:1024::ac45:f705/;
> from=<ubuntu-users-bounces at lists.ubuntu.com> to=<tony at acasystems.org>
> proto=ESMTP helo=<lists.ubuntu.com>
> 
> So, I've turned off DNS-based Blackhole List filter. Could you try
> replying to the list please? Hopefully, it'll get through this time!
> 
> Regards,
> Tony.
Have you subscribed to the postfix mailing list?

If not, you should subscribe to it

Years ago, I had a postfix mailserver setup, and found the postfix list 
to be quite helpful.

I also had a postfix book.

..
Bret Busby
Armadale
West Australia
(UTC+0800)
..............