https://business.forums.bt.com/t5/Email-and-hosting/Email-blocked-from-sending/m-p/90086#M13070 <P>Hi, I've been having problems with an account that seems to be banned from sending emails although I can still receive them, I get the following error in the bouncebacks:<BR /><BR /></P><P>This message couldn't be delivered because the sending email address was not recognized as a valid sender. The most common reason for this error is that the email address is, or was, suspected of sending spam. Contact the organization's email admin for help and give them this error message.</P><P>&nbsp;</P><P>Generating server:&nbsp;<SPAN>VI1PR07MB4269.eurprd07.prod.outlook.com</SPAN></P><P><BR />Remote server returned&nbsp;<SPAN>'550 5.1.8 Access denied, bad outbound sender AS(42004)'</SPAN></P><P>&nbsp;</P><P>I'd be grateful for any assistance in this matter.</P> Thu, 26 Oct 2023 13:44:34 GMT mccullochoils 2023-10-26T13:44:34Z https://business.forums.bt.com/t5/Email-and-hosting/Email-blocked-from-sending/m-p/90086#M13070 <P>Hi, I've been having problems with an account that seems to be banned from sending emails although I can still receive them, I get the following error in the bouncebacks:<BR /><BR /></P><P>This message couldn't be delivered because the sending email address was not recognized as a valid sender. The most common reason for this error is that the email address is, or was, suspected of sending spam. Contact the organization's email admin for help and give them this error message.</P><P>&nbsp;</P><P>Generating server:&nbsp;<SPAN>VI1PR07MB4269.eurprd07.prod.outlook.com</SPAN></P><P><BR />Remote server returned&nbsp;<SPAN>'550 5.1.8 Access denied, bad outbound sender AS(42004)'</SPAN></P><P>&nbsp;</P><P>I'd be grateful for any assistance in this matter.</P> Thu, 26 Oct 2023 13:44:34 GMT https://business.forums.bt.com/t5/Email-and-hosting/Email-blocked-from-sending/m-p/90086#M13070 mccullochoils 2023-10-26T13:44:34Z https://business.forums.bt.com/t5/Email-and-hosting/Email-blocked-from-sending/m-p/90088#M13071 <P>Hi mccullochoils</P> <P>&nbsp;</P> <P>I have received your private message about the matter and will reply to you shortly.&nbsp;</P> Thu, 26 Oct 2023 13:54:19 GMT https://business.forums.bt.com/t5/Email-and-hosting/Email-blocked-from-sending/m-p/90088#M13071 BethM 2023-10-26T13:54:19Z