Return-Path: <> X-Original-To: www-data@webserver Delivered-To: www-data@webserver Received: by webserver.centroenergia.cl (Postfix) id DFB1E203CCA; Thu, 12 Mar 2026 05:42:13 -0300 (-03) Date: Thu, 12 Mar 2026 05:42:13 -0300 (-03) From: MAILER-DAEMON@webserver (Mail Delivery System) Subject: Undelivered Mail Returned to Sender To: www-data@webserver Auto-Submitted: auto-replied MIME-Version: 1.0 Content-Type: multipart/report; report-type=delivery-status; boundary="81ACE203920.1773304933/webserver.centroenergia.cl" Content-Transfer-Encoding: 8bit Message-Id: <20260312084213.DFB1E203CCA@webserver.centroenergia.cl> This is a MIME-encapsulated message. --81ACE203920.1773304933/webserver.centroenergia.cl Content-Description: Notification Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit This is the mail system at host webserver.centroenergia.cl. I'm sorry to have to inform you that your message could not be delivered to one or more recipients. It's attached below. For further assistance, please send mail to postmaster. If you do so, please include this problem report. You can delete your own text from the attached returned message. The mail system <-i@webserver> (expanded from <-i>): bad address syntax (expanded from ): unknown user: "/usr/sbin/sendmail" <-t@webserver> (expanded from <-t>): bad address syntax : host gmail-smtp-in.l.google.com[142.251.0.27] said: 550-5.7.26 Your email has been blocked because the sender is unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate with either SPF or DKIM. 550-5.7.26 550-5.7.26 Authentication results: 550-5.7.26 DKIM = did not pass 550-5.7.26 SPF [webserver] with ip: [200.9.100.182] = did not pass 550-5.7.26 550-5.7.26 For instructions on setting up authentication, go to 550 5.7.26 https://support.google.com/mail/answer/81126#authentication ada2fe7eead31-601debdbc81si644423137.146 - gsmtp (in reply to end of DATA command) --81ACE203920.1773304933/webserver.centroenergia.cl Content-Description: Delivery report Content-Type: message/delivery-status Content-Transfer-Encoding: 8bit Reporting-MTA: dns; webserver.centroenergia.cl X-Postfix-Queue-ID: 81ACE203920 X-Postfix-Sender: rfc822; www-data@webserver Arrival-Date: Thu, 12 Mar 2026 05:42:12 -0300 (-03) Final-Recipient: rfc822; -i@webserver Original-Recipient: rfc822;-i@webserver Action: failed Status: 5.1.3 Diagnostic-Code: X-Postfix; bad address syntax Final-Recipient: rfc822; /usr/sbin/sendmail@webserver Original-Recipient: rfc822;/usr/sbin/sendmail@webserver Action: failed Status: 5.1.1 Diagnostic-Code: X-Postfix; unknown user: "/usr/sbin/sendmail" Final-Recipient: rfc822; -t@webserver Original-Recipient: rfc822;-t@webserver Action: failed Status: 5.1.3 Diagnostic-Code: X-Postfix; bad address syntax Final-Recipient: rfc822; leonardo.henriquezb@gmail.com Original-Recipient: rfc822;leonardo.henriquezb@gmail.com Action: failed Status: 5.7.26 Remote-MTA: dns; gmail-smtp-in.l.google.com Diagnostic-Code: smtp; 550-5.7.26 Your email has been blocked because the sender is unauthenticated. 550-5.7.26 Gmail requires all senders to authenticate with either SPF or DKIM. 550-5.7.26 550-5.7.26 Authentication results: 550-5.7.26 DKIM = did not pass 550-5.7.26 SPF [webserver] with ip: [200.9.100.182] = did not pass 550-5.7.26 550-5.7.26 For instructions on setting up authentication, go to 550 5.7.26 https://support.google.com/mail/answer/81126#authentication ada2fe7eead31-601debdbc81si644423137.146 - gsmtp --81ACE203920.1773304933/webserver.centroenergia.cl Content-Description: Undelivered Message Content-Type: message/rfc822 Content-Transfer-Encoding: 8bit Return-Path: Received: by webserver.centroenergia.cl (Postfix, from userid 33) id 81ACE203920; Thu, 12 Mar 2026 05:42:12 -0300 (-03) To: leonardo.henriquezb@gmail.com Subject: =?UTF-8?Q?[Centro_de_Energ=C3=ADa]_Tu_sitio_se_ha_actualizad?= =?UTF-8?Q?o_a_WordPress_5.7.15?= X-PHP-Originating-Script: 33:PHPMailer.php Date: Thu, 12 Mar 2026 08:42:12 +0000 From: WordPress Message-ID: X-Mailer: PHPMailer 6.5.0 (https://github.com/PHPMailer/PHPMailer) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit ¡Hola! Tu sitio https://centroenergia.cl se ha actualizado automáticamente a WordPress 5.7.15. Para más información sobre la versión 5.7.15, revisa la pantalla «Acerca de WordPress»: https://centroenergia.cl/wp-admin/about.php WordPress 6.9.4 también está ahora disponible. Actualizar es fácil y solo dura un momento: https://centroenergia.cl/wp-admin/update-core.php Si tienes algún problema o necesitas ayuda, los voluntarios en los foros de soporte de WordPress.org pueden ayudarte. https://es.wordpress.org/support/ Mantener tu sitio actualizado es importante para la seguridad. También hace que internet sea un lugar más seguro para ti y tus lectores. El equipo de WordPress --81ACE203920.1773304933/webserver.centroenergia.cl--