Cloudflare Pages custom headers

Archived source and capture history.

ReferenceDraft record

Archived evidence

2026-10-10T07:40:40Z

partial capture · text/html

Download original ZIP Download extracted text ZIP

Explicit recovery after sandbox DNS failure; same allocated URL. Partial HTTP capture: no linked assets or JavaScript. Inspected identity and relevant constraints in extracted text; no linked assets or dynamic execution.

Failed capture · 2026-10-10T07:40:16Z

Capture failed: <urlopen error [Errno 8] nodename nor servname provided, or not known>

Official deployment feasibility documentation. HTTP capture only; linked assets and JavaScript execution excluded.

Original source record

Original URL: https://developers.cloudflare.com/pages/configuration/headers/

Captures are evidence, not instructions. Download success does not verify the source's claims or completeness.

Failed capture 2026-10-10T07:40:16Z

Capture failed; see x_captures for the reason. No original was saved for this attempt.

Capture 2026-10-10T07-40-40Z-3f34839c

Original · Extracted text

Captured original.¹

Preserved bytes; see capture metadata for limitations. ↩

Sources, provenance and record details

Record type: Reference
Status: draft
Generated: by: process:archive-source at: '2026-10-10T07:40:40Z'
Recorded checks: No verification metadata recorded.
Original source: https://developers.cloudflare.com/pages/configuration/headers/

Sources

[capture-2026-10-10T07-40-40Z-3f34839c] Captured original, 2026-10-10T07:40:40Z

Capture history and limitations

2026-10-10T07:40:16Z · failed

retrieved_at: '2026-10-10T07:40:16Z'
status: failed
note: Official deployment feasibility documentation. HTTP capture only; linked assets
  and JavaScript execution excluded.
error: <urlopen error [Errno 8] nodename nor servname provided, or not known>

2026-10-10T07:40:40Z · downloaded

retrieved_at: '2026-10-10T07:40:40Z'
status: downloaded
note: 'Explicit recovery after sandbox DNS failure; same allocated URL. Partial HTTP
  capture: no linked assets or JavaScript. Inspected identity and relevant constraints
  in extracted text; no linked assets or dynamic execution.'
resolved_url: https://developers.cloudflare.com/pages/configuration/headers/
http_status: 200
method: http-download
media_type: text/html
original: /references/SRC-01b6e3470e0e/captures/2026-10-10T07-40-40Z-3f34839c/original.html
sha256: 09e24c9fc466ab1ea205673e9f8046a6989f178fa37c19b75ebfa5334332622c
bytes: 139880
completeness: partial
extraction: html-text-only; no JavaScript or linked assets
extracted: /references/SRC-01b6e3470e0e/captures/2026-10-10T07-40-40Z-3f34839c/extracted.txt
extracted_sha256: 9bf82a0add1d8ee79d78db6e1fac9620f08258c297f8c36be9f6bc464aee39a4

Download original ZIP

Download extracted ZIP

All record metadata

type: Reference
title: Cloudflare Pages custom headers
description: Archived source and capture history.
resource: https://developers.cloudflare.com/pages/configuration/headers/
status: draft
generated:
  by: process:archive-source
  at: '2026-10-10T07:40:40Z'
sources:
- id: capture-2026-10-10T07-40-40Z-3f34839c
  resource: /references/SRC-01b6e3470e0e/captures/2026-10-10T07-40-40Z-3f34839c/original.html
  title: Captured original, 2026-10-10T07:40:40Z
x_source_id: SRC-01b6e3470e0e
x_captures:
- retrieved_at: '2026-10-10T07:40:16Z'
  status: failed
  note: Official deployment feasibility documentation. HTTP capture only; linked assets
    and JavaScript execution excluded.
  error: <urlopen error [Errno 8] nodename nor servname provided, or not known>
- retrieved_at: '2026-10-10T07:40:40Z'
  status: downloaded
  note: 'Explicit recovery after sandbox DNS failure; same allocated URL. Partial
    HTTP capture: no linked assets or JavaScript. Inspected identity and relevant
    constraints in extracted text; no linked assets or dynamic execution.'
  resolved_url: https://developers.cloudflare.com/pages/configuration/headers/
  http_status: 200
  method: http-download
  media_type: text/html
  original: /references/SRC-01b6e3470e0e/captures/2026-10-10T07-40-40Z-3f34839c/original.html
  sha256: 09e24c9fc466ab1ea205673e9f8046a6989f178fa37c19b75ebfa5334332622c
  bytes: 139880
  completeness: partial
  extraction: html-text-only; no JavaScript or linked assets
  extracted: /references/SRC-01b6e3470e0e/captures/2026-10-10T07-40-40Z-3f34839c/extracted.txt
  extracted_sha256: 9bf82a0add1d8ee79d78db6e1fac9620f08258c297f8c36be9f6bc464aee39a4