nostr_core_lib/curl-8.15.0/docs/cmdline-opts/head.md

c, SPDX-License-Identifier, Long, Short, Help, Protocols, Category, Added, Multi, See-also, Example

c	SPDX-License-Identifier	Long	Short	Help	Protocols	Category	Added	Multi	See-also	Example
Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.	curl	head	I	Show document info only	HTTP FTP FILE	http ftp file	4.0	boolean	get verbose trace-ascii	-I $URL

--head

Fetch the headers only. HTTP-servers feature the command HEAD which this uses to get nothing but the header of a document. When used on an FTP or FILE URL, curl displays the file size and last modification time only.