. . "10.17487/RFC7208" . . . . "journals/rfc/rfc7208" . . "7208" . . . "RFC 7208: Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1"@en . . . . . . . . . . . . . . . "64"^^ . . . . . . . . . . . . . . . . . . . . . . . . "S. Kitterman" . . . . . . . . . . . . . . . "RFC7208"@en . . . . . . . "2014-04-01T00:00:00Z"^^ . . . . . . . . . . . . "request for comments publication"@en . "RFC 7208: Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1"@en . . . . . . . . . . . . "Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1"@en . . . . . "RFC 7208: Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1"@en . . "Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1"@en . . . . "\u043F\u0443\u0431\u043B\u0456\u043A\u0430\u0446\u0456\u044F \u0437\u0430\u043F\u0438\u0442\u0443 \u043A\u043E\u043C\u0435\u043D\u0442\u0430\u0440\u0456\u0432"@uk . . . . . . . . . . . .