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Response

Connection

Controls whether the network connection stays open after the current transaction finishes.

Syntax

Connection: keep-alive | close

Example

Connection: keep-alive

Description

Connection controls whether the connection stays open. HTTP/1.1 defaults to keep-alive for persistent connections.

Connection: close tells the client the server will close the connection after the response.

Not used in HTTP/2 and HTTP/3 — connection management is handled by the protocol.

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Related Headers

Content-Disposition
Indicates whether the response should be displayed inline or downloaded as a file attachment.
Content-Encoding
Specifies the compression algorithm applied to the response body, such as gzip or brotli.
Content-Length
Specifies the size of the response body in bytes.
Content-Type
Indicates the media type of the response body, telling the browser how to interpret and display the content.
Date
Indicates the date and time at which the response was generated by the server.
ETag
Provides a unique identifier for a specific version of a resource, enabling efficient conditional requests.

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