SMTP error from remote mail server after end of data 552 5.2.0
I run an e-commerce website. Its on the PrestaShop platform. I seem to have a problem with gmail servers rejecting certain email. SOME email go through, but some get rejected due to spam suspicions. The following is an error report I received from a failed-to-deliver email (the email was auto-generated when a customer was trying to reset his forgotten password by clicking on the forgot password link on my website. The link to confirm the password reset request was received at his gmail inbox but the follow up email containing his reset password failed to go through. The following is the report I got due to the failure):
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:
firstname.lastname@example.org[hidden email address for security reasons]
host p3nlsmtpcp-v01.prod.phx3.gdg [126.96.36.199] SMTP error from remote mail server after end of data: 552 5.2.0 TQcieYcxTxgeq :: CPANEL :: Message rejected for spam or virus content :: Please include this entire message when contacting support :: v=2.1 cv=D/rnUqlj c=1 sm=1 tr=0 p=VsGfP4uQNBHhJSjYnPUA:9 a=+OigP1Tqk1b6d18omv/UWQ==:117 a=L9H7d07YOLsA:10 a=9cW_t1CCXrUA:10 a=s5jvgZ67dGcA:10 a=9+rZDBEiDlHhcck0kWbJtElFXBc=:19 a=4kikVT1_cBMA:10 a=ifdxMXHNz_MA:10 a=ocR9PWop10UA:10 a=2PA3-zbaKzIA:10 a=oCec8sqeAAAA:8 a=pGLkceISAAAA:8 a=9M2CtCGWAAAA:8 a=AVe4Q2AclVtrRRzI3t0A:9 a=P_lp-JiX3QP3V6mQ:21 a=iAXqsTHC1HDeuup4:21 a=QEXdDO2ut3YA:10 a=hSprF_wETw8A:10 a=lLrnkjku970A:10 a=SSmOFEACAAAA:8 a=1OzbZl6wxay33rUe:21 a=xGnQM6YWVdWJ8GS-:21 a=Mbrj5-n8m8jC5_Tq:21 a=_W_S_7VecoQA:10 a=f30nS3NLZqaKx4EL8rIA:9 a=UCbv-5rnWIj3b89U:18 a=HXjIzolwW10A:10 a=GCDMFpfHLLz7z6pY4dkH:22 a=0pKF1mqDLoQYLhqCWpDO:22 a=SNM1DU3VzOiLaDgBXfwN:22 :: 100.00