On Sun, Apr 16, 2023 at 09:15:24AM +0800, tom--- via Postfix-users wrote: > one of web.de's sender IPs is listed into zen.spamhaus.org as the > following info. > > 554 5.7.1 Service unavailable; Client host [82.165.159.35] blocked using > zen.spamhaus.org; https://www.spamhaus.org/sbl/query/SBL175032
Intentionally at the request of web.de it seems. Did you read: https://www.spamhaus.org/sbl/query/SBL175032 If your message was blocked, and was not spam, contact: https://postmaster.web.de/en/case?c=uar -- Viktor. _______________________________________________ Postfix-users mailing list -- postfix-users@postfix.org To unsubscribe send an email to postfix-users-le...@postfix.org