=
[FIG(list)[
- [CODE(HTTP)@en[[[Cache-Control:]]]]
- [CODE(HTTP)@en[[[Content-Type:]]]]
- [CODE(HTTP)@en[[[Pragma:]]]]
- [CODE(HTTP)@en[[[Upgrade-Insecure-Requests:]]]]
]FIG]

= [[fetch]]
[FIG(list)[
- [CODE(HTTP)@en[[[Accept:]]]]
- [CODE(HTTP)@en[[[Accept-Language:]]]]
]FIG]

= [[HTTP-network-or-cache fetch]]
[FIG(list)[
- [CODE(HTTP)@en[[[Content-Length:]]]]
- [CODE(HTTP)@en[[[Referer:]]]]
- [CODE(HTTP)@en[[[Origin:]]]]
- [CODE(HTTP)@en[[[User-Agent:]]]]
- [CODE(HTTP)@en[[[Authorization:]]]]
]FIG]
,
[FIG(list)[
- [CODE(HTTP)@en[[[Cookie:]]]]
]FIG]
,
[FIG(list)[
- [CODE(HTTP)@en[[[Accept-Encoding:]]]]
- [CODE(HTTP)@en[[[DNT:]]]]
- [CODE(HTTP)@en[[[Prefer:Safe]]]]
- [CODE(HTTP)@en[[[Proxy-Authorization:]]]]
]FIG]
,
[FIG(list)[
- [CODE(HTTP)@en[[[Connection:]]]]
- [CODE(HTTP)@en[[[Host:]]]]
]FIG]
,
[FIG(list)[
- [CODE(HTTP)@en[[[If-Modified-Since:]]]]
- [CODE(HTTP)@en[[[If-None-Match:]]]]
- [CODE(HTTP)@en[[[Range:]]]]
]FIG]