The original message was received at Tue, 13 May 2014 07:37:48 +0900
from localhost.localdomain [127.0.0.1]

   ----- The following addresses had permanent fatal errors -----
<****@****>
    (reason: 521 smtpin25.bt.ext.cpcloud.co.uk Service not available - no PTR record for 61.100.9.140)

   ----- Transcript of session follows -----
... while talking to mx.bt.lon5.cpcloud.co.uk.:
<<< 521 smtpin25.bt.ext.cpcloud.co.uk Service not available - no PTR record for 61.100.9.140
554 5.0.0 Service unavailable

Final-Recipient: RFC822; ****@****
Action: failed
Status: 5.5.0
Diagnostic-Code: SMTP; 521 smtpin25.bt.ext.cpcloud.co.uk Service not available - no PTR record for 61.100.9.140
Last-Attempt-Date: Tue, 13 May 2014 07:37:49 +0900

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