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Content Examination definition to detect machine sent emails
# Microsoft
# WARNING: These are not headers that indicate an auto-reply, but headers that request the recipient to NOT send an auto-reply back
# 1 "X-Auto-Response-Suppress: All"
# 1 "X-Auto-Response-Suppress: AutoReply"
# 1 "X-Auto-Response-Suppress: DR"
# 1 "X-Auto-Response-Suppress: NDR"
# 1 "X-Auto-Response-Suppress: NRN"
# 1 "X-Auto-Response-Suppress: OOF"
# 1 "X-Auto-Response-Suppress: RN"
# RFC 3834
1 "Auto-Submitted: auto-generated"
1 "Auto-Submitted: auto-notified"
1 "Auto-Submitted: auto-replied"
# MTAs; Microsoft IIS' SMTP service
1 "Return-Path: <<>>"
1 "Return-Path: <>"
# Mailing Lists
1 regex (List-Archive: <)
1 regex (List-Help: <)
1 regex (List-Id: <)
1 regex (List-ID: <)
1 regex (List-Owner: <)
1 regex (List-Post: <)
1 regex (List-Subscribe: <)
1 regex (List-Unsubscribe: <)
1 regex (Mailing-List <)
1 "Precedence: list"
1 "X-Mailing-List"
1 "X-Precedence: list"
# Other
1 "Delivered-To: Autoresponder"
1 "Precedence: auto_reply"
1 "Precedence: bulk"
1 "X-AMAZON-MAIL-RELAY-TYPE: notification"
1 "X-Autogenerated"
1 "X-Autoreply: yes"
1 "X-AutoReply-From"
1 "X-Autorespond"
1 "X-Facebook-Notify "
1 "X-FC-MachineGenerated: true"
1 "X-Mail-Autoreply"
1 "X-Mailer: MediaWiki mailer"
1 "X-MC-System: ="
1 "X-POST-MessageClass: 9; Autoresponder"
1 "X-Precedence: auto_reply"
1 "X-Precedence: bulk"
#
# WARNING: Using email-address based filtering the false positive rate goes up!
#
# Email-addresses, based on RFC 2142
1 "ftp@"
1 "hostmaster@"
1 "news@"
1 "noc@"
1 "postmaster@"
1 "security@"
1 "usenet@"
1 "uucp@"
1 "webmaster@"
1 "www@"
# Email-addresses, inspired by RFC 2142
1 "abuse@"
1 "admin@"
1 "administrator@"
1 "antispam@"
1 "bounce@"
1 "bounced@"
1 "domains@"
1 "donotreply@"
1 "do-not-reply@"
1 "mailer-daemon@"
1 "no_reply@"
1 "noreply@"
1 "no-reply@"
1 "privacy@"
# Sources
# https://msdn.microsoft.com/en-us/library/ee219609%28v=exchg.80%29.aspx?f=255&MSPPError=-2147217396
# https://tools.ietf.org/rfc/rfc3834
# https://community.mimecast.com/s/article/Configuring-Auto-Response-Definitions-and-Policies
# https://www.iana.org/assignments/auto-submitted-keywords/auto-submitted-keywords.xml
# https://github.com/jpmckinney/multi_mail/wiki/Detecting-autoresponders
# https://www.ietf.org/rfc/rfc2142.txt
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