This report relates to a message you sent with the following header fields: Message-id: Date: Mon, 17 Jun 2024 23:21:12 +0200 From: United Nations Compensation Commission - UNCC To: Me Subject: "Eur 385,000.00 Compensation Awarded to you ! Your message cannot be delivered to the following recipients: Recipient address: spen.uae@gmail.com Original address: spen@emirates.net.ae Reason: SMTP transmission failure has occurred Diagnostic code: smtp;550-5.7.26 Your email has been blocked because the sender is unauthenticated. requires all senders to authenticate with either SPF or DKIM. results: = did not pass [sangamcinemas.com] with ip: [5.195.192.45] = did not pass instructions on setting up a Remote system: dns;gmail-smtp-in.l.google.com (mx.google.com ESMTP 5b1f17b1804b1-422876d6b6bsi85617145e9.208 - gsmtp)