field Registered
Verified 2026-09-18 · registry updated
2026-08-28Accept-Ranges
Indicates whether a server supports range requests and which unit it accepts.
Use Accept-Ranges: bytes for resumable downloads and media seeking. Omission does not necessarily prove that ranges are unsupported.
httpheaderrangedownloads
Reference (http)
Accept-Ranges: bytes
Use Accept-Ranges: bytes for resumable downloads and media seeking. Omission does not necessarily prove that ranges are unsupported.
Common mistakes
- Treating Accept-Ranges as an authorization or integrity signal.
IANA registry: http-fields/field-names
Registry reference: RFC 9110, Section 14.3: HTTP Semantics