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Redmannet@googlemail.com: host gmail-smtp-in.l.google.com[74.125.135.27] said: 550-5.1.1 The email account that you tried to reach does not exist. Please try 550-5.1.1 double-checking the recipient's email address for typos or 550-5.1.1 unnecessary spaces. Learn more at 550 5.1.1 https://support.google.com/mail/?p=NoSuchUser 4-20020a630204000000b005646700b191si1392980pgc.371 - gsmtp (in reply to RCPT TO command)