Subject: Message Delivery Failure From: "Delivery Subsystem" Date: 20/09/2023, 02:51 To: MailEnable: Message could not be delivered to some recipients. The following recipient(s) could not be reached: Recipient: [SMTP:info@tanavobsazeh.com] Reason: Remote SMTP Server Returned: 550-SPF: 185.159.153.204 is not allowed to send mail from saharathunder.com: 550 Please see http://www.open-spf.org/Why : Reason: mechanism Message headers follow: Received: from ([185.212.195.89]) by dnswebhost.com with MailEnable WebMail; Wed, 20 Sep 2023 13:21:45 +0330 Date: Wed, 20 Sep 2023 13:21:45 +0330 Message-Id: <2105539945@localhost> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="__=_MixedPart_1729882490_932697936" From: To: