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.TH PSL "1" "July 2016" "psl 0.13.0" "User Commands"
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.SH NAME
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psl \- Explore the Public Suffix List
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.SH SYNOPSIS
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.B psl
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[\fI\,options\/\fR] \fI\,<domains\/\fR...\fI\,>\/\fR
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.SH DESCRIPTION
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`psl' explores the Public Suffix List. It takes a list of domains on
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the command line, or if no domains are present on the command line, it
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reads one domain per line from standard input. It prints its results
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to standard output, with each line containing one domain followed by a
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colon, followed by the relevant information for that domain.
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.SH MODES
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The information printed per domain changes based on the selected mode.
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.br
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Available modes are:
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.TP
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\fB\-\-is\-public\-suffix\fR
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check if domains are public suffixes. [default]
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.br
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Returned data: 1 if the \fIdomain\fR is a public suffix, 0 otherwise.
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.br
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This option can be combined with \fB\-\-no\-star\-rule\fR. It's use will
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switch off the PSL 'prevailing star rule' so that all TLDs not
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explicitly listed in the PSL will return 0 (not a public suffix).
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.TP
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\fB\-\-is\-cookie\-domain\-acceptable\fR <cookie\-domain>
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check if cookie\-domain is acceptable for domains.
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.br
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Returned data: 1 if \fIcookie-domain\fR is acceptable for the
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\fIdomain\fR, 0 otherwise.
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.TP
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\fB\-\-print\-unreg\-domain\fR
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Returned data: the longest public suffix part for each \fIdomain\fR.
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.TP
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\fB\-\-print\-reg\-domain\fR
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Returned data: the shortest private suffix part for each \fIdomain\fR.
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.SH VERSION INFORMATION
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`psl' can instead be used to report information about the version of
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the library and its built-in Public Suffix data:
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.TP
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\fB\-\-version\fR
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show library version information
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.TP
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\fB\-\-print\-info\fR
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print info about library builtin data
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.SH PUBLIC SUFFIX DATA
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By default, `psl' will use the latest available Public Suffix data.
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.br
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You can also direct it to use a different file:
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.TP
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\fB\-\-use\-latest\-data\fR
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use the latest available PSL data [default]
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.TP
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\fB\-\-use\-builtin\-data\fR
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use the builtin PSL data
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.TP
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\fB\-\-load\-psl\-file\fR <filename>
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load PSL data from file
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.SH SEE ALSO
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https://publicsuffix.org/
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https://github.com/rockdaboot/libpsl
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.SH COPYRIGHT
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libpsl and `psl' are copyright \(co 2014\-2016 Tim Ruehsen under an
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MIT-style License.
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.br
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This documentation was written by Daniel Kahn Gillmor for the Debian
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project, but may be used by others under the same license as libpsl
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itself.
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