provides the host and port information from the target URI, enabling the origin server to distinguish among resources while servicing requests for multiple host names on a single IP address.
Quick facts
Description
provides the host and port information from the target URI, enabling the origin server to distinguish among resources while servicing requests for multiple host names on a single IP address.
Syntax
Host: example.com
Related status codes
Frequently asked questions
provides the host and port information from the target URI, enabling the origin server to distinguish among resources while servicing requests for multiple host names on a single IP address.
It is classified as a request header and can appear in requests or responses depending on context.
Sources & standards
Updated 2026-08-18
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