.\" Automatically generated by Pod::Man 2.28 (Pod::Simple 3.30) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" Set up some character translations and predefined strings. \*(-- will .\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left .\" double quote, and \*(R" will give a right double quote. \*(C+ will .\" give a nicer C++. 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Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" spfquery \- checks if an IP address is an SPF\-authorized SMTP sender for a domain .SH "VERSION" .IX Header "VERSION" 2.3 .SH "SYNOPSIS" .IX Header "SYNOPSIS" \&\fBspfquery\fR \fB\-\-mail\-from\fR|\fB\-m\fR|\fB\-\-sender\fR|\fB\-s\fR \fIemail-address\fR|\fIdomain\fR \&\fB\-\-helo\fR|\fB\-h\fR \fIhostname\fR \fB\-\-ip\fR|\fB\-i\fR \fIip-address\fR [\fI\s-1OPTIONS\s0\fR] .PP \&\fBspfquery\fR \fB\-\-helo\fR|\fB\-h\fR \fIhostname\fR \fB\-\-ip\fR|\fB\-i\fR \fIip-address\fR [\fI\s-1OPTIONS\s0\fR] .PP \&\fBspfquery\fR \fB\-\-file\fR|\fB\-f\fR \fIfilename\fR|\fB\-\fR [\fI\s-1OPTIONS\s0\fR] .PP \&\fBspfquery\fR \fB\-\-version\fR|\fB\-V\fR .PP \&\fBspfquery\fR \fB\-\-help\fR .SH "DESCRIPTION" .IX Header "DESCRIPTION" \&\fBspfquery\fR performs Sender Policy Framework (\s-1SPF\s0) authorization checks based on the command-line arguments or data given in a file or on standard input. For information on \s-1SPF\s0 see . .PP The \fB\-\-mail\-from\fR form checks if the given \fIip-address\fR is an authorized \s-1SMTP\s0 sender for the given envelope sender \fIdomain\fR or \fIemail-address\fR and \f(CW\*(C`HELO\*(C'\fR \&\fIhostname\fR (so-called \f(CW\*(C`MAIL FROM\*(C'\fR check). If a \fIdomain\fR is given, \&\f(CW\*(C`postmaster\*(C'\fR will be substituted for the localpart. .PP The \fB\-\-helo\fR form checks if the given \fIip-address\fR is an authorized \s-1SMTP\s0 sender for the given \f(CW\*(C`HELO\*(C'\fR \fIhostname\fR (so-called \f(CW\*(C`HELO\*(C'\fR check). .PP The \fB\-\-file\fR form reads "\fIip-address\fR \fIsender-address\fR \fIhelo-hostname\fR" tuples from the file with the specified \fIfilename\fR, or from standard input if \&\fIfilename\fR is \fB\-\fR. .PP The \fB\-\-version\fR form prints version information of spfquery. The \fB\-\-help\fR form prints usage information for spfquery. .SH "OPTIONS" .IX Header "OPTIONS" The \fB\-\-mail\-from\fR, \fB\-\-helo\fR, and \fB\-\-file\fR forms optionally take any of the following additional \fI\s-1OPTIONS\s0\fR: .IP "\fB\-\-debug\fR" 4 .IX Item "--debug" Print out debug information. .IP "\fB\-\-default\-explanation\fR \fIstring\fR" 4 .IX Item "--default-explanation string" Use the specified \fIstring\fR as the default explanation if the \s-1SPF\s0 record does not specify an explanation string itself. .IP "\fB\-\-guess\fR \fIspf-terms\fR" 4 .IX Item "--guess spf-terms" Use \fIspf-terms\fR as a default record if no \s-1SPF\s0 record is found. \fBThis is a non-standard feature.\fR .IP "\fB\-\-keep\-comments\fR" 4 .IX Item "--keep-comments" .PD 0 .IP "\fB\-\-no\-keep\-comments\fR" 4 .IX Item "--no-keep-comments" .PD Do (not) print any comments found when reading from a file or from standard input. .IP "\fB\-\-local\fR \fIspf-terms\fR" 4 .IX Item "--local spf-terms" Process \fIspf-terms\fR as local policy before resorting to a default result (the implicit or explicit \f(CW\*(C`all\*(C'\fR mechanism at the end of the domain's \s-1SPF\s0 record). For example, this could be used for white-listing one's secondary MXes: \f(CW\*(C`mx:mydomain.example.org\*(C'\fR. .IP "\fB\-\-max\-lookup\-count\fR \fIn\fR" 4 .IX Item "--max-lookup-count n" Perform a maximum of \fIn\fR \s-1SPF\s0 record lookups. Defaults to \fB10\fR. .IP "\fB\-\-name\fR \fIhostname\fR" 4 .IX Item "--name hostname" Use \fIhostname\fR as the hostname of the local system instead of auto-detecting it. .IP "\fB\-\-override\fR \fIdomain\fR\fB=\fR\fIspf-record\fR" 4 .IX Item "--override domain=spf-record" .PD 0 .IP "\fB\-\-fallback\fR \fIdomain\fR\fB=\fR\fIspf-record\fR" 4 .IX Item "--fallback domain=spf-record" .PD Set overrides and fallbacks. Each option can be specified multiple times. For example: \f(CW\*(C`\-\-override example.org=\*(Aqv=spf1 \-all\*(Aq \-\-override \&\*(Aq*.example.net\*(Aq=\*(Aqv=spf1 a mx \-all\*(Aq \-\-fallback example.com=\*(Aqv=spf1 \-all\*(Aq\*(C'\fR. \&\fBThis is a non-standard feature.\fR .IP "\fB\-\-rcpt\-to\fR \fIemail-addresses\fR" 4 .IX Item "--rcpt-to email-addresses" Automatically allow the secondary MXes of the comma-separated list of \&\fIemail-addresses\fR. .IP "\fB\-\-sanitize\fR" 4 .IX Item "--sanitize" .PD 0 .IP "\fB\-\-no\-sanitize\fR" 4 .IX Item "--no-sanitize" .PD Do (not) sanitize the output by condensing consecutive white-space into a single space and replacing non-printable characters with question marks. Enabled by default. .IP "\fB\-\-trusted\fR" 4 .IX Item "--trusted" .PD 0 .IP "\fB\-\-no\-trusted\fR" 4 .IX Item "--no-trusted" .PD Do (not) perform \f(CW\*(C`trusted\-forwarder.org\*(C'\fR accreditation checking. Disabled by default. \fBThis is a non-standard feature.\fR .SH "RESULT CODES" .IX Header "RESULT CODES" .IP "\fBpass\fR" 10 .IX Item "pass" The specified \s-1IP\s0 address is an authorized mailer for the sender domain/address. .IP "\fBfail\fR" 10 .IX Item "fail" The specified \s-1IP\s0 address is not an authorized mailer for the sender domain/address. .IP "\fBsoftfail\fR" 10 .IX Item "softfail" The specified \s-1IP\s0 address is not an authorized mailer for the sender domain/address, however the domain is still in the process of transitioning to \&\s-1SPF.\s0 .IP "\fBneutral\fR" 10 .IX Item "neutral" The sender domain makes no assertion about the status of the \s-1IP\s0 address. .IP "\fBunknown\fR" 10 .IX Item "unknown" The sender domain has a syntax error in its \s-1SPF\s0 record. .IP "\fBerror\fR" 10 .IX Item "error" A temporary \s-1DNS\s0 error occurred while resolving the sender policy. Try again later. .IP "\fBnone\fR" 10 .IX Item "none" There is no \s-1SPF\s0 record for the sender domain. .SH "EXIT CODES" .IX Header "EXIT CODES" .IP "\fB0\fR" 4 .IX Item "0" pass .IP "\fB1\fR" 4 .IX Item "1" fail .IP "\fB2\fR" 4 .IX Item "2" softfail .IP "\fB3\fR" 4 .IX Item "3" neutral .IP "\fB4\fR" 4 .IX Item "4" unknown .IP "\fB5\fR" 4 .IX Item "5" error .IP "\fB6\fR" 4 .IX Item "6" none .SH "EXAMPLES" .IX Header "EXAMPLES" .Vb 3 \& spfquery \-i 11.22.33.44 \-m user@example.com \-h spammer.example.net \& spfquery \-f test_data \& echo "127.0.0.1 user@example.com helohost.example.com" | spfquery \-f \- .Ve .SH "SEE ALSO" .IX Header "SEE ALSO" Mail::SPF::Query, spfd .SH "AUTHORS" .IX Header "AUTHORS" This version of \fBspfquery\fR was written by Wayne Schlitt . .PP This man-page was written by Julian Mehnle , based on a man-page written by S. Zachariah Sprackett for an older version of \fBspfquery\fR.