^\w{3} [ :0-9]{11} [._[:alnum:]-]+ postfix/smtpd\[[0-9]+\]: warning: [^[:space:]]+: hostname [^[:space:]]+ verification failed: Host not found$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ postfix/smtpd\[[0-9]+\]: [[:alnum:]]+: reject: RCPT from [^[:space:]]+: [0-9]+ Client host rejected: cannot find your hostname, [^[:space:]]+; from=[^[:space:]]+ to=[^[:space:]]+ proto=(ESMTP|SMTP) helo=[^[:space:]]+$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ postfix/smtp\[[0-9]+\]: Peer verification: CommonName in certificate does not match: [._[:alnum:]-]+ != [._[:alnum:]-]+$
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ postfix/smtpd\[[0-9]+\]: [[:alnum:]]+: reject: RCPT from [^[:space:]]+: [0-9]+ [^[:space:]]+: Sender address rejected: Domain not found; from=[^[:space:]]+ to=[^[:space:]]+ proto=(ESMTP|SMTP) helo=[^[:space:]]+$
