The response headers contain information about the server and the response data.
The following table lists some common response headers.
Table 8–3 Common Response Headers
Response Header |
Description |
---|---|
Server |
Name and version of the web server |
Date |
Current date (in Greenwich Mean Time) |
Last-Modified |
Date when the document was last modified |
Expires |
Date when the document expires |
Content-Length |
Length of the data that follows (in bytes) |
Content-Type |
MIME type of the following data |
WWW-Authenticate |
Used during authentication and includes information that tells the browser software what is necessary for authentication such as user name and password. |