thank you On Friday, May 19, 2023 03:46 EDT, "Marco Moock" (marco.mo...@urz.uni-heidelberg.de) <users@sogo.nu> wrote: Am 18.05.2023 schrieb "\"Support\"" (supp...@futbollocker.com) <users@sogo.nu>:
> The mail system > > <********@hotmail.com>: host > hotmail-com.olc.protection.outlook.com[104.47.18.97] said: 550 5.7.1 > Unfortunately, messages from [185.223.74.125] weren't sent. Please > contact your Internet service provider since part of their network is > on our block list (S3140). You can also refer your provider to > http://mail.live.com/mail/troubleshooting.aspx#errors. > [AM6EUR05FT005.eop-eur05.prod.protection.outlook.com > 2023-05-17T16:24:51.315Z 08DB56EE51325E3F] (in reply to MAIL FROM > command) can anyone help with the following error message? Not a problem of sogo. You IP is in a blacklist of Microsoft. Please tell that your ISP the mail server is connected to.
