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2014-11-03 06:56:09 1XlGEx-0005C8-RQ ** email@example.com R=lookuphost T=remote_smtp: SMTP error from remote mail server after end of data: host gmail-smtp-in.l.google.com [220.127.116.11]: 550-5.7.1 [18.104.22.168 12] Our system has detected that this message is\n550-5.7.1 likely unsolicited mail. To reduce the amount of spam sent to Gmail,\n550-5.7.1 this message has been blocked. Please visit\n550-5.7.1 http://support.google.com/mail/bin/answer.py?hl=en&answer=188131 for\n550 5.7.1 more information. yo8si18190976oeb.19 - gsmtp