List of HTTP field names
30 October 2022 (Updated 30 October 2022)
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See here for the official registry of HTTP field names maintained by the Internet Assigned Numbers Authority (IANA).
Considerations for new field names
- If the field name is application-specific, use a name like
- Don’t prefix field names with
- Field names should only contain alphanumeric characters, “-“, and “.”.
- Should begin with a letter.