https://business.forums.bt.com/t5/Archive/RBL-server-rbl-btconnect-com/m-p/41593#M14309 <P>So we have a BT broadband line with fixed IP address and we have another line from another provider also with fixed IP.</P><P>&nbsp;</P><P>We send our e-mail thorugh the other provider's line and so through their fixed IP address but via BT's authenticated SMTP service.</P><P>&nbsp;</P><P>It's worked fine for months but today we seem to have fallen foul of the BT RBL server.</P><P>&nbsp;</P><P>The IP address that we send from is not on any blacklists, we are authenticating with our username and password correctly with BT but now all of a sudden all messages are returned with: &nbsp;</P><P>&nbsp;</P><P class="p1">Diagnostic-Code: SMTP; 554 Mail from 83.218.132.253 refused, see RBL server&nbsp;</P><P class="p2"><SPAN><A target="_blank" href="http://rbl.btconnect.com/"><SPAN>rbl.btconnect.com</SPAN></A></SPAN></P><P class="p2">&nbsp;</P><P class="p2">&nbsp;</P><P class="p2">&nbsp;</P><P class="p2"><SPAN><SPAN>Can anyone help ??</SPAN></SPAN></P> Thu, 28 Jun 2012 13:16:27 GMT ROBERTFREDERICK 2012-06-28T13:16:27Z https://business.forums.bt.com/t5/Archive/RBL-server-rbl-btconnect-com/m-p/41593#M14309 <P>So we have a BT broadband line with fixed IP address and we have another line from another provider also with fixed IP.</P><P>&nbsp;</P><P>We send our e-mail thorugh the other provider's line and so through their fixed IP address but via BT's authenticated SMTP service.</P><P>&nbsp;</P><P>It's worked fine for months but today we seem to have fallen foul of the BT RBL server.</P><P>&nbsp;</P><P>The IP address that we send from is not on any blacklists, we are authenticating with our username and password correctly with BT but now all of a sudden all messages are returned with: &nbsp;</P><P>&nbsp;</P><P class="p1">Diagnostic-Code: SMTP; 554 Mail from 83.218.132.253 refused, see RBL server&nbsp;</P><P class="p2"><SPAN><A target="_blank" href="http://rbl.btconnect.com/"><SPAN>rbl.btconnect.com</SPAN></A></SPAN></P><P class="p2">&nbsp;</P><P class="p2">&nbsp;</P><P class="p2">&nbsp;</P><P class="p2"><SPAN><SPAN>Can anyone help ??</SPAN></SPAN></P> Thu, 28 Jun 2012 13:16:27 GMT https://business.forums.bt.com/t5/Archive/RBL-server-rbl-btconnect-com/m-p/41593#M14309 ROBERTFREDERICK 2012-06-28T13:16:27Z https://business.forums.bt.com/t5/Archive/RBL-server-rbl-btconnect-com/m-p/41623#M14310 <P>Contact BT customer service so they could assist you with it. Sounds like a problem on their end.</P> Fri, 29 Jun 2012 02:23:31 GMT https://business.forums.bt.com/t5/Archive/RBL-server-rbl-btconnect-com/m-p/41623#M14310 celavey 2012-06-29T02:23:31Z