Bonjour,<br /><br />depuis mail de windows et j ai essayé avec Thunderbird, et j'ai ce message : qui apparait suite à un test ce matin <br /><br />This is the mail system at host mo544.mail-out.ovh.net.<br /><br />I'm sorry to have to inform you that your message could not<br />be delivered to one or more recipients. It's attached below.<br /><br />For further assistance, please send mail to postmaster.<br /><br />If you do so, please include this problem report. You can<br />delete your own text from the attached returned message.<br /><br /> The mail system<br /><br />gmail.com>: host gmail-smtp-in.l.google.com[142.250.13.27] said:<br /> 550-5.7.26 This mail has been blocked because the sender is<br /> unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate with<br /> either SPF or DKIM. 550-5.7.26 550-5.7.26 Authentication results:<br /> 550-5.7.26 DKIM = did not pass 550-5.7.26 SPF [homiapp.be] with ip:<br /> [178.33.44.193] = did not pass 550-5.7.26 550-5.7.26 To mitigate this<br /> issue, please visit Gmail's authentication guide 550-5.7.26 for<br /> instructions on setting up authentication: 550 5.7.26<br /> https://support.google.com/mail/answer/81126#authentication<br /> m9-20020a5d56c9000000b0032da290e591si1864689wrw.746 - gsmtp (in reply to<br /> end of DATA command)<br /><br /><br />Reporting-MTA: dns; mo544.mail-out.ovh.net<br />X-Postfix-Queue-ID: 9F9B129544<br />X-Postfix-Sender: rfc822; info@homiapp.be<br />Arrival-Date: Sun, 15 Oct 2023 08:13:06 +0000 (UTC)<br /><br />Final-Recipient: rfc822; brunopistone1@gmail.com<br />Original-Recipient: rfc822;brunopistone1@gmail.com<br />Action: failed<br />Status: 5.7.26<br />Remote-MTA: dns; gmail-smtp-in.l.google.com<br />Diagnostic-Code: smtp; 550-5.7.26 This mail has been blocked because the sender<br /> is unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate<br /> with either SPF or DKIM. 550-5.7.26 550-5.7.26 Authentication results:<br /> 550-5.7.26 DKIM = did not pass 550-5.7.26 SPF [homiapp.be] with ip:<br /> [178.33.44.193] = did not pass 550-5.7.26 550-5.7.26 To mitigate this<br /> issue, please visit Gmail's authentication guide 550-5.7.26 for<br /> instructions on setting up authentication: 550 5.7.26<br /> https://support.google.com/mail/answer/81126#authentication<br /> m9-20020a5d56c9000000b0032da290e591si1864689wrw.746 - gsmtp<br /><br />merci pour votre aide en tout cas !