IETF · RFC · RFC1521
RFC1521 · MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies
This document redefines the format of message bodies to allow multi-part textual and non-textual message bodies to be represented and exchanged without loss of information. This is based on earlier work documented in RFC 934 and STD 11, RFC 1049, but extends and revises that work. [STANDARDS-TRACK]
IETF · RFC
Официальная английская аннотация This document redefines the format of message bodies to allow multi-part textual and non-textual message bodies to be represented and exchanged without loss of information. This is based on earlier work documented in RFC 934 and STD 11, RFC 1049, but extends and revises that work. [STANDARDS-TRACK]
Связи документа obsoletes: RFC1341
obsoleted_by: RFC2045, RFC2046, RFC2047, RFC2048, RFC2049
updated_by: RFC1590
Официальный источник · 1993-09-01
Проверка просрочена
Проект стандарта
Статус: 16.10.2026, 10:21 МСК
Срок следующей проверки: 17.10.2026, 10:21 МСК
Полный текст не зарегистрирован для автоматической сверки.
Errata: нет записей в успешно полученной базе
История и основания проверки
16.10.2026, 10:21 МСК · rfc-index · changed · HTTP 2004c599b64f95deebb9295a603747e28c7b172b15516b4d7140d35b3c5fec97311
16.10.2026, 10:21 МСК · rfc-errata · changed · HTTP 200e208d511c7450a0c65b6a6cfa47471ac873f0c81442bcb911eaac5a2097a8609
10.10.2026, 18:39 МСК · rfc-index · adapter_changed · HTTP 200d413c804505ea10e4abfabc529e82cbfd950616d85fd71658122beeabf74c73b
10.10.2026, 18:39 МСК · rfc-errata · adapter_changed · HTTP 2009fd444088360c9a55b9d1543eb948d627c9e30ac3d9d9cdc222e5883be7e59ee
10.10.2026, 18:36 МСК · rfc-index · unchanged · HTTP 304d413c804505ea10e4abfabc529e82cbfd950616d85fd71658122beeabf74c73b
10.10.2026, 18:36 МСК · rfc-errata · baseline · HTTP 2009fd444088360c9a55b9d1543eb948d627c9e30ac3d9d9cdc222e5883be7e59ee
10.10.2026, 18:34 МСК · rfc-index · changed · HTTP 200d413c804505ea10e4abfabc529e82cbfd950616d85fd71658122beeabf74c73b
10.10.2026, 18:34 МСК · rfc-errata · error · HTTP 200Empty response or forbidden XML entities
rfc-errata · официальный источник
rfc-index · официальный источник
Полные импортированные сведения карточки {
"id": "RFC1521",
"number": 1521,
"title_en": "MIME (Multipurpose Internet Mail Extensions) Part One: Mechanisms for Specifying and Describing the Format of Internet Message Bodies",
"title_ru": "",
"summary_ru": "",
"purpose_ru": "",
"use_ru": "",
"full_translation_path": "",
"full_translation_checked_at": "",
"full_translation_source_sha256": "",
"architect_note_ru": "",
"topics_ru": [],
"translation_state": "not_prepared",
"verification_level": "not_prepared",
"verification_level_ru": "Русская выжимка не подготовлена",
"verification_note_ru": "",
"abstract_en": "This document redefines the format of message bodies to allow multi-part textual and non-textual message bodies to be represented and exchanged without loss of information. This is based on earlier work documented in RFC 934 and STD 11, RFC 1049, but extends and revises that work. [STANDARDS-TRACK]",
"authors": [
"N. Borenstein",
"N. Freed"
],
"organizations": [],
"publication_date": "1993-09-01",
"current_status": "DRAFT STANDARD",
"current_status_ru": "Проект стандарта (устаревшая стадия)",
"publication_status": "DRAFT STANDARD",
"publication_status_ru": "Проект стандарта (устаревшая стадия)",
"lifecycle": "superseded",
"lifecycle_ru": "Заменён",
"stream": "IETF",
"stream_ru": "IETF",
"area": "app",
"area_ru": "app",
"working_group": "822ext",
"source_draft": "draft-ietf-822ext-mime2-04",
"page_count": 81,
"doi": "10.17487/RFC1521",
"keywords": [
"email",
"multimedia"
],
"formats": [
"TXT",
"PS",
"PDF",
"HTML"
],
"relations": {
"obsoletes": [
"RFC1341"
],
"obsoleted_by": [
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"RFC2046",
"RFC2047",
"RFC2048",
"RFC2049"
],
"updates": [],
"updated_by": [
"RFC1590"
],
"is_also": [],
"see_also": []
},
"links": {
"info": "https://www.rfc-editor.org/info/rfc1521/",
"html": "https://www.rfc-editor.org/rfc/rfc1521.html",
"txt": "https://www.rfc-editor.org/rfc/rfc1521.txt",
"datatracker": "https://datatracker.ietf.org/doc/rfc1521/"
}
}