IETF · RFC · RFC821
RFC821 · Simple Mail Transfer Protocol Simple Mail Transfer Protocol
The objective of Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. SMTP is independent of the particular transmission subsystem and requires only a reliable ordered data stream channel. Obsoletes RFC 788, 780, and 772.
IETF · RFC
Официальная английская аннотация The objective of Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. SMTP is independent of the particular transmission subsystem and requires only a reliable ordered data stream channel. Obsoletes RFC 788, 780, and 772.
Связи документа obsoletes: RFC788
obsoleted_by: RFC2821
is_also: STD10
Официальный источник · 1982-08-01
Проверка просрочена
Стандарт Интернета
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": "RFC821",
"number": 821,
"title_en": "Simple Mail Transfer Protocol",
"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": "The objective of Simple Mail Transfer Protocol (SMTP) is to transfer mail reliably and efficiently. SMTP is independent of the particular transmission subsystem and requires only a reliable ordered data stream channel. Obsoletes RFC 788, 780, and 772.",
"authors": [
"J. Postel"
],
"organizations": [],
"publication_date": "1982-08-01",
"current_status": "INTERNET STANDARD",
"current_status_ru": "Стандарт Интернета",
"publication_status": "INTERNET STANDARD",
"publication_status_ru": "Стандарт Интернета",
"lifecycle": "superseded",
"lifecycle_ru": "Заменён",
"stream": "Legacy",
"stream_ru": "Исторический поток",
"area": "",
"area_ru": "",
"working_group": "",
"source_draft": "",
"page_count": 72,
"doi": "10.17487/RFC821",
"keywords": [
"SMTP"
],
"formats": [
"TXT",
"HTML"
],
"relations": {
"obsoletes": [
"RFC788"
],
"obsoleted_by": [
"RFC2821"
],
"updates": [],
"updated_by": [],
"is_also": [
"STD10"
],
"see_also": []
},
"links": {
"info": "https://www.rfc-editor.org/info/rfc821/",
"html": "https://www.rfc-editor.org/rfc/rfc821.html",
"txt": "https://www.rfc-editor.org/rfc/rfc821.txt",
"datatracker": "https://datatracker.ietf.org/doc/rfc821/"
}
}