topic Re: Delivery to the following recipients failed permanently in Email https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932052#M44122 <P><a href="https://community.plus.net/t5/user/viewprofilepage/user-id/88473">@remikz</a> have a read through some of the threads on here e.g</P> <P><A href="https://community.plus.net/t5/Email/Problems-sending-emails-to-gmail/m-p/1929130#M43896" target="_blank">https://community.plus.net/t5/Email/Problems-sending-emails-to-gmail/m-p/1929130#M43896</A></P> <P><A href="https://community.plus.net/t5/Email/Replies-to-Gmail-accounts-being-rejected/m-p/1914789#M42617" target="_blank">https://community.plus.net/t5/Email/Replies-to-Gmail-accounts-being-rejected/m-p/1914789#M42617</A></P> <P>&nbsp;</P> Wed, 02 Aug 2023 06:22:20 GMT MisterW 2023-08-02T06:22:20Z Delivery to the following recipients failed permanently https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932040#M44120 <P>Hi</P> <P>I'm unable to send email, in Thunderbird and even in Webmail.</P> <P>&nbsp;</P> <P>Emails are returned with the message "<SPAN>Delivery to the following recipients failed permanently"</SPAN></P> <P><SPAN>Diagnostic-Code: smtp; 550-5.7.26 This mail is unauthenticated</SPAN></P> <P>&nbsp;</P> <P><SPAN>Does anyone know what might be causing this please?</SPAN></P> <P><SPAN>Thanks.</SPAN></P> Tue, 01 Aug 2023 20:33:52 GMT https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932040#M44120 remikz 2023-08-01T20:33:52Z Re: Delivery to the following recipients failed permanently https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932050#M44121 <P>Are these to Gmail users, or everyone?</P> Wed, 02 Aug 2023 05:08:44 GMT https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932050#M44121 jab1 2023-08-02T05:08:44Z Re: Delivery to the following recipients failed permanently https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932052#M44122 <P><a href="https://community.plus.net/t5/user/viewprofilepage/user-id/88473">@remikz</a> have a read through some of the threads on here e.g</P> <P><A href="https://community.plus.net/t5/Email/Problems-sending-emails-to-gmail/m-p/1929130#M43896" target="_blank">https://community.plus.net/t5/Email/Problems-sending-emails-to-gmail/m-p/1929130#M43896</A></P> <P><A href="https://community.plus.net/t5/Email/Replies-to-Gmail-accounts-being-rejected/m-p/1914789#M42617" target="_blank">https://community.plus.net/t5/Email/Replies-to-Gmail-accounts-being-rejected/m-p/1914789#M42617</A></P> <P>&nbsp;</P> Wed, 02 Aug 2023 06:22:20 GMT https://community.plus.net/t5/Email/Delivery-to-the-following-recipients-failed-permanently/m-p/1932052#M44122 MisterW 2023-08-02T06:22:20Z