On Fri, Mar 04, 2022 at 06:58:33PM +0100, Gerben Wierda wrote: > Feb 27 06:02:19 mail postfix/dnsblog[46930]: addr 113.197.35.193 listed by > domain zen.spamhaus.org as 127.255.255.254 > The 254 response means: the query comes form an open resolver so we’re not > going to reply properly. The mail is a spam messages and could be in a DNSBL, > but I get a ’no reply for you’. > How do I fix the former one?
Don't use a public resolver. A MTA using public DNSBL need to run their own recursive resolver. This is a Spamhaus issue, they tell you to go away. Bastian -- Extreme feminine beauty is always disturbing. -- Spock, "The Cloud Minders", stardate 5818.4