[9.6-1] SHOULD: The "close" connection option is defined as a signal that the sender will close this connection afte...

[saviorand]

RFC 9112 Requirement

Section: 9.6-1
Keyword: SHOULD

The "close" connection option is defined as a signal that the sender will close this connection after completion of the response. A sender SHOULD send a Connection header field (Section 7.6.1 of [HTTP]) containing the "close" connection option when it intends to close a connection. For example,¶

Reference: https://www.rfc-editor.org/rfc/rfc9112.html#section-9.6-1