********************************************** ** THIS IS A WARNING MESSAGE ONLY ** ** YOU DO NOT NEED TO RESEND YOUR MESSAGE ** ********************************************** The original message was received at Mon, 12 Nov 2018 14:08:14 +0100 from ec2-54-195-252-100.eu-west-1.compute.amazonaws.com [54.195.252.100] ----- The following addresses had transient non-fatal errors ----- ----- Transcript of session follows ----- .... while talking to mailb6.surf-town.net.: >>> RCPT To: <<< 450 4.7.1 : Recipient address rejected: SPF-Result=hansaworld.com: 'SERVFAIL' error on DNS 'TXT' lookup of 'hansaworld.com' ... Deferred: 450 4.7.1 : Recipient address rejected: SPF-Result=hansaworld.com: 'SERVFAIL' error on DNS 'TXT' lookup of 'hansaworld.com' Warning: message still undelivered after 2 hours Will keep trying until message is 1 day old