test to tony Arnold for his postfix srvr

[Tony Arnold]

Hi Bruce,

On Wed, 2025-06-18 at 08:08 -0400, bruce wrote:
> hey tony!!
> 
> test 2  8am est
> for tracking purposes!!

That's come through along with all the other messages on this thread.
It seems disabling the DNS-based black listing has done the trick.

Thanks for you help.

Regards,
Tony.
> 
> 
> On Wed, Jun 18, 2025, 7:36 AM Bret Busby <bret at busby.net> wrote:
> > 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:f
> > > 705/;
> > > 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)
> > ..............
> > 
> > 

-- 
Tony Arnold; Retired computer scientist; a.c.arnold at gmail.com; +44 7521
071138