I tried now again and could receive an email confirmation.No longer blacklisted.
Posts made by Aloist
RE: mail from nodebb does not arrive spamcop blacklisted
mail from nodebb does not arrive spamcop blacklisted
The maillog file of my mail server (postfix based on RHEL7 ) says that email from nodebb is blacklisted
reject: RCPT from o3.31pqt.s2shared.sendgrid.net[184.108.40.206]: 554 5.7.1 Service unavailable; Client host [220.127.116.11] blocked using bl.spamcop.net; Blocked - see https://www.spamcop.net/bl.shtml?18.104.22.168; from=[email protected] to=<xxxx> proto=ESMTP helo=<o3.31pqt.s2shared.sendgrid.net>