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RFC 1653: SMTP Service Extension for Message Size Declaration

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RFC 1653: SMTP Service Extension for Message Size Declaration

Summary

RFC 1653: SMTP Service Extension for Message Size Declaration is a Request for Comments[1].

Key Facts

  • RFC 1653: SMTP Service Extension for Message Size Declaration authored SMTP Service Extension for Message Size Declaration — author (P50): John Klensin[2].
  • RFC 1653: SMTP Service Extension for Message Size Declaration authored SMTP Service Extension for Message Size Declaration — author (P50): Ned Freed[3].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's instance of is recorded as SMTP Service Extension for Message Size Declaration — instance of (P31): Request for Comments[4].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's publisher is recorded as SMTP Service Extension for Message Size Declaration — publisher (P123): Internet Engineering Task Force[5].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's DOI is recorded as 10.17487/RFC1653[6].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's language of work or name is recorded as SMTP Service Extension for Message Size Declaration — language of work or name (P407): English[7].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's publication date is recorded as +1994-07-01T00:00:00Z[8].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's RfC ID is recorded as 1653[9].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's main subject is recorded as SMTP Service Extension for Message Size Declaration — main subject (P921): Simple Mail Transfer Protocol[10].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's work available at URL is recorded as https://tools.ietf.org/html/rfc1653[11].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's work available at URL is recorded as https://tools.ietf.org/rfc/rfc1653.txt[12].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's work available at URL is recorded as https://www.rfc-editor.org/rfc/rfc1653.txt[13].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's work available at URL is recorded as https://www.rfc-editor.org/pdfrfc/rfc1653.txt.pdf[14].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's number of pages is recorded as {'unit': '1', 'amount': '+8'}[15].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's replaces is recorded as SMTP Service Extension for Message Size Declaration — replaces (P1365): RFC 1427: SMTP Service Extension for Message Size Declaration[16].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's replaced by is recorded as SMTP Service Extension for Message Size Declaration — replaced by (P1366): RFC 1870: SMTP Service Extension for Message Size Declaration[17].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's title is recorded as SMTP Service Extension for Message Size Declaration[18].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's author name string is recorded as K. Moore[19].
  • RFC 1653: SMTP Service Extension for Message Size Declaration's DBLP publication ID is recorded as journals/rfc/rfc1653[20].

Body

Designation and Status

RFC 1653: SMTP Service Extension for Message Size Declaration's instance of is recorded as SMTP Service Extension for Message Size Declaration — instance of (P31): Request for Comments[4].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [4] ↑ . RFC Index. Retrieved . wikidata.org.
  2. [2] ↑ . RFC Index. Retrieved . wikidata.org.
  3. [3] ↑ . RFC Index. Retrieved . wikidata.org.
  4. [5] ↑ . RFC Index. Retrieved . wikidata.org.
  5. [6] ↑ . RFC Index. Retrieved . wikidata.org.
  6. [7] ↑ . RFC Index. Retrieved . wikidata.org.
  7. [8] ↑ . RFC Index. Retrieved . wikidata.org.
  8. [9] ↑ . RFC Index. Retrieved . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . RFC Index. Retrieved . wikidata.org.
  11. [12] ↑ . RFC Index. Retrieved . wikidata.org.
  12. [13] ↑ . RFC Index. Retrieved . wikidata.org.
  13. [14] ↑ . RFC Index. Retrieved . wikidata.org.
  14. [15] ↑ . RFC Index. Retrieved . wikidata.org.
  15. [16] ↑ . RFC Index. Retrieved . wikidata.org.
  16. [17] ↑ . RFC Index. Retrieved . wikidata.org.
  17. [18] ↑ . RFC Index. Retrieved . wikidata.org.
  18. [19] ↑ . RFC Index. Retrieved . wikidata.org.
  19. [20] ↑ . DBLP Dataset 2021-01-02. Retrieved . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). RFC 1653: SMTP Service Extension for Message Size Declaration. Retrieved May 3, 2026, from https://4ort.xyz/entity/rfc-1653-smtp-service-extension-for-message-size-declaration
MLA “RFC 1653: SMTP Service Extension for Message Size Declaration.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rfc-1653-smtp-service-extension-for-message-size-declaration.
BibTeX @misc{4ortxyz_rfc-1653-smtp-service-extension-for-message-size-declaration_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RFC 1653: SMTP Service Extension for Message Size Declaration}}, year = {2026}, url = {https://4ort.xyz/entity/rfc-1653-smtp-service-extension-for-message-size-declaration}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RFC 1653: SMTP Service Extension for Message Size Declaration — https://4ort.xyz/entity/rfc-1653-smtp-service-extension-for-message-size-declaration (retrieved 2026-05-03)

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