--- layout: default ---
Header category

Connection & Transport

Headers about the connection rather than the resource: hosts, upgrades, proxies, forwarding, keep-alive.

57 headers
139 provider declarations
HeaderProvidersStatus
X-Amz-Target 61 de-facto
Connection 21 permanent
Transfer-Encoding 16 permanent
Sec-WebSocket-Protocol 7 permanent
Upgrade 7 permanent
Host 6 permanent
Priority 5 permanent
SoapAction 3 permanent
Alt-Svc 2 permanent
Sec-WebSocket-Key 2 permanent
Urgency 1 permanent
TTL 1 permanent
Topic 1 permanent
TE 1 permanent
Sec-WebSocket-Version 1 permanent
Sec-WebSocket-Extensions 1 permanent
Sec-WebSocket-Accept 1 permanent
Expect 1 permanent
Via 1 permanent
Ext obsoleted
Early-Data permanent
Destination permanent
Depth permanent
DAV permanent
DASL permanent
Configuration-Context provisional
Close permanent
CDN-Loop permanent
Capsule-Protocol permanent
C-PEP-Info deprecated
C-PEP obsoleted
C-Opt obsoleted
C-Man obsoleted
C-Ext obsoleted
Apply-To-Redirect-Ref permanent
Alt-Used permanent
ALPN permanent
Timeout permanent
Redirect-Ref permanent
Proxy-Status permanent
Proxy-Instruction obsoleted
Proxy-Features obsoleted
Protocol-Request obsoleted
Protocol-Query deprecated
Protocol-Info deprecated
Protocol obsoleted
PEP-Info obsoleted
PEP obsoleted
Overwrite permanent
Opt obsoleted
Max-Forwards permanent
Man obsoleted
Keep-Alive permanent
Incremental permanent
HTTP2-Settings obsoleted
Forwarded permanent
Trailer permanent

All categories

Authentication Authorization & Scope Caching Conditional Requests & Concurrency Content Negotiation Representation Metadata Connection & Transport CORS Security Policy Privacy & Consent Rate Limiting & Quota Tracing & Correlation Idempotency & Reliability Versioning & Lifecycle Integrity & Signing Async & Long-Running Cost & Metering Agent & Bot Identity