wire / http-header / tls-required

TLS-Required

Message header field "TLS-Required" (protocol: mail), status standard. Defined in RFC8689.

http-header kind header status standard verification verified tier A iana-registry-row@1

aka: TLS-Required

registry record

value: TLS-Required

references: RFC8689

valueTLS-Required
protocolmail
statusstandard
Reference[RFC8689]

provenance

agent: curl -H 'accept: application/json' wire.phall.io/http-header/tls-required or /http-header/tls-required.json