Mail delivery failed: returning message to sender From Mail Delivery System To ann.owino@kenyachamber.ke Date Today 14:27 Contact photo Message Body This message was created automatically by mail delivery software. A message that you sent could not be delivered to one or more of its recipients. This is a permanent error. The following address(es) failed: ann.owino@kenyachamber.or.ke host mail.kenyachamber.or.ke [197.211.7.182] SMTP error from remote mail server after end of data: 550 5.7.1 [CSR] Our system has detected an unusual amount of unsolicited email originating from your address. Contact your service provider for support Reporting-MTA: dns; server.buydomainkenya.co.ke Action: failed Final-Recipient: rfc822;ann.owino@kenyachamber.or.ke Status: 5.0.0 Remote-MTA: dns; mail.kenyachamber.or.ke Diagnostic-Code: smtp; 550 5.7.1 [CSR] Our system has detected an unusual amount of unsolicited email originating from your address. Contact your service provider for support