1Mail::SPF::Mech::ExistsU(s3e)r Contributed Perl DocumentaMtaiioln::SPF::Mech::Exists(3)
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6 Mail::SPF::Mech::Exists - SPF record "exists" mechanism class
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9 An object of class Mail::SPF::Mech::Exists represents an SPF record
10 mechanism of type "exists".
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12 Constructors
13 The following constructors are provided:
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15 new(%options): returns Mail::SPF::Mech::Exists
16 Creates a new SPF record "exists" mechanism object.
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18 %options is a list of key/value pairs representing any of the
19 following options:
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21 qualifier
22 domain_spec
23 See "new" in Mail::SPF::Mech.
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25 new_from_string($text, %options): returns Mail::SPF::Mech::Exists;
26 throws Mail::SPF::ENothingToParse, Mail::SPF::EInvalidMech
27 Creates a new SPF record "exists" mechanism object by parsing the
28 string and any options given.
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30 Class methods
31 The following class methods are provided:
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33 default_qualifier
34 qualifier_pattern
35 See "Class methods" in Mail::SPF::Mech.
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37 name: returns string
38 Returns 'exists'.
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40 name_pattern: returns Regexp
41 Returns a regular expression that matches a mechanism name of
42 'exists'.
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44 Instance methods
45 The following instance methods are provided:
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47 text
48 qualifier
49 params
50 stringify
51 See "Instance methods" in Mail::SPF::Mech.
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53 domain_spec: returns Mail::SPF::MacroString
54 Returns the "domain-spec" parameter of the mechanism.
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56 match($server, $request): returns boolean
57 Checks whether a DNS "A" record exists for the mechanism's target
58 domain name, and returns true if one does, or false otherwise. See
59 RFC 4408, 5.7, for details.
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62 Mail::SPF, Mail::SPF::Record, Mail::SPF::Term, Mail::SPF::Mech
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64 <http://tools.ietf.org/html/rfc4408>
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66 For availability, support, and license information, see the README file
67 included with Mail::SPF.
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70 Julian Mehnle <julian@mehnle.net>, Shevek <cpan@anarres.org>
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74perl v5.28.0 2018-07-14 Mail::SPF::Mech::Exists(3)