428 Precondition Required

HTTP response status code
Thing http_status_code Q97446080
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428 Precondition Required

Summary

428 Precondition Required is a HTTP status code[1].

Key Facts

  • 428 Precondition Required's instance of is recorded as HTTP status code[2].
  • 428 Precondition Required's follows is recorded as 426 Upgrade Required[3].
  • 428 Precondition Required's followed by is recorded as 429 Too Many Requests[4].
  • 428 Precondition Required's part of the series is recorded as HTTP status code[5].
  • 428 Precondition Required's described by source is recorded as RFC 6585: Additional HTTP Status Codes[6].
  • 428 Precondition Required's native label is recorded as Precondition Required[7].
  • 428 Precondition Required's code is recorded as 428[8].
  • 428 Precondition Required's Mozilla Developer Network article is recorded as Web/HTTP/Status/428[9].

📑 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). 428 Precondition Required. Retrieved May 3, 2026, from https://4ort.xyz/entity/428-precondition-required
MLA “428 Precondition Required.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/428-precondition-required.
BibTeX @misc{4ortxyz_428-precondition-required_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{428 Precondition Required}}, year = {2026}, url = {https://4ort.xyz/entity/428-precondition-required}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 428 Precondition Required — https://4ort.xyz/entity/428-precondition-required (retrieved 2026-05-03)

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