Go to the URL, open a ticket, be persistent, explain that you don't send any spam.
-Tim On Wed, Nov 22, 2023 at 8:41 AM Otto J. Makela via mailop <mailop@mailop.org> wrote: > Can someone shed light on a Microsoft/Outlook block list? Our hobby server > (on upcloud.com) seem to have been blocked for quite some time now. > > At this time, SPF and DKIM should be correct for our outgoing messages. > Is there anything to be done, apart from switching to some mail sender > company instead of ourselves attempting a direct connection? > > 2023-11-15T08:27:37.762372+00:00 mail postfix/smtp[113710]: 7407B6274D: > to=<memberaddr...@hotmail.com>, relay= > hotmail-com.olc.protection.outlook.com[104.47.18.97]:25, delay=0.29, > delays=0.05/0/0.21/0.03, dsn=5.7.1, status=bounced (host > hotmail-com.olc.protection.outlook.com[104.47.18.97] said: 550 5.7.1 > Unfortunately, messages from [SERVERIPADDRESS] weren't sent. Please contact > your Internet service provider since part of their network is on our block > list (S3150). You can also refer your provider to > http://mail.live.com/mail/troubleshooting.aspx#errors. [ > AM6EUR05FT032.eop-eur05.prod.protection.outlook.com > 2023-11-15T08:27:37.743Z 08DBE4B9C5B508E7] (in reply to MAIL FROM command)) > > -- > /* * * Otto J. Makela <o...@iki.fi> * * * * * * * * * */ > /* Phone: +358 40 765 5772, ICBM: N 60 10' E 24 55' */ > /* Mail: Mechelininkatu 26 B 27, FI-00100 Helsinki */ > /* * * Computers Rule 01001111 01001011 * * * * * * */ > _______________________________________________ > mailop mailing list > mailop@mailop.org > https://list.mailop.org/listinfo/mailop >
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