server

The date and time that the message was sent.

date

The length of the response body in octets (8-bit bytes).

Control options for the current connection and list of hop-by-hop response fields.

The client or server would like to close the connection.

This and all future requests should be directed to the given URI. The request method can change.

A cookie sent from the server to be set on the client

The client will only send the cookie when requesting from this domain.

The client will only send the cookie when requesting this path, or subdirectories, from the server.

The cookie is only sent when requesting from a https domain.

Cookie sent with both cross-site and same-site requests..

Inform all caching mechanisms from server to client whether they may cache this object.

May be stored by any cache but must be validated by the server.

The resource has temporarily been moved to another location. This is superseded by 303 and 307.

The time a browser should remember a site can only be accessed with https (seconds).

An identifier for a specific version of a resource.

A weak tag is easier to generate and prevents byte range caching.

Standard response indicating a successful action. For GET requests this will be the resource, and for POST it will be the result of the action.