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RFC 9309: Robots Exclusion Protocol

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RFC 9309: Robots Exclusion Protocol

Summary

RFC 9309: Robots Exclusion Protocol is a Request for Comments[1].

Key Facts

  • RFC 9309: Robots Exclusion Protocol authored Robots Exclusion Protocol — author (P50): Martijn Koster[2].
  • RFC 9309: Robots Exclusion Protocol's instance of is recorded as Robots Exclusion Protocol — instance of (P31): Request for Comments[3].
  • RFC 9309: Robots Exclusion Protocol's publisher is recorded as Robots Exclusion Protocol — publisher (P123): Internet Engineering Task Force[4].
  • RFC 9309: Robots Exclusion Protocol's DOI is recorded as 10.17487/RFC9309[5].
  • RFC 9309: Robots Exclusion Protocol's language of work or name is recorded as Robots Exclusion Protocol — language of work or name (P407): English[6].
  • RFC 9309: Robots Exclusion Protocol's publication date is recorded as +2022-09-00T00:00:00Z[7].
  • RFC 9309: Robots Exclusion Protocol's RfC ID is recorded as 9309[8].
  • RFC 9309: Robots Exclusion Protocol's main subject is recorded as Robots Exclusion Protocol — main subject (P921): robots.txt[9].
  • RFC 9309: Robots Exclusion Protocol's work available at URL is recorded as https://www.rfc-editor.org/rfc/rfc9309.html[10].
  • RFC 9309: Robots Exclusion Protocol's work available at URL is recorded as https://tools.ietf.org/html/rfc9309[11].
  • RFC 9309: Robots Exclusion Protocol's title is recorded as Robots Exclusion Protocol[12].
  • RFC 9309: Robots Exclusion Protocol's author name string is recorded as G. Illyes[13].
  • RFC 9309: Robots Exclusion Protocol's author name string is recorded as H. Zeller[14].
  • RFC 9309: Robots Exclusion Protocol's author name string is recorded as L. Sassman[15].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 2046: Multipurpose Internet Mail Extensions (MIME) Part Two: Media Types[16].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 2119: Key words for use in RFCs to Indicate Requirement Levels[17].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 3629: UTF-8, a transformation format of ISO 10646[18].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 3986: Uniform Resource Identifier (URI): Generic Syntax[19].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 5234: Augmented BNF for Syntax Specifications: ABNF[20].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 8174: Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words[21].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 8288: Web Linking[22].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 9110: HTTP Semantics[23].
  • RFC 9309: Robots Exclusion Protocol's cites work is recorded as Robots Exclusion Protocol — cites work (P2860): RFC 9111: HTTP Caching[24].

Body

Designation and Status

RFC 9309: Robots Exclusion Protocol's instance of is recorded as Robots Exclusion Protocol — instance of (P31): Request for Comments[3].

References

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

Direct Wikidata claims

  1. [3] ↑ . RFC Index. Retrieved . wikidata.org.
  2. [2] ↑ . RFC Index. Retrieved . wikidata.org.
  3. [4] ↑ . 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] ↑ . 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] ↑ . wikidata.org.
  16. [17] ↑ . wikidata.org.
  17. [18] ↑ . wikidata.org.
  18. [19] ↑ . wikidata.org.
  19. [20] ↑ . wikidata.org.
  20. [21] ↑ . wikidata.org.
  21. [22] ↑ . wikidata.org.
  22. [23] ↑ . wikidata.org.
  23. [24] ↑ . 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 9309: Robots Exclusion Protocol. Retrieved May 3, 2026, from https://4ort.xyz/entity/rfc-9309-robots-exclusion-protocol
MLA “RFC 9309: Robots Exclusion Protocol.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/rfc-9309-robots-exclusion-protocol.
BibTeX @misc{4ortxyz_rfc-9309-robots-exclusion-protocol_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{RFC 9309: Robots Exclusion Protocol}}, year = {2026}, url = {https://4ort.xyz/entity/rfc-9309-robots-exclusion-protocol}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): RFC 9309: Robots Exclusion Protocol — https://4ort.xyz/entity/rfc-9309-robots-exclusion-protocol (retrieved 2026-05-03)

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