Common Response Headers
The following table describes response headers that are common to most Amazon S3 responses.
Name | Description |
---|---|
Content-Length |
The length in bytes of the body in the response. Type: String Default: None |
Content-Type |
The MIME type of the content. For example, Type: String Default: None |
Connection |
A value that specifies whether the connection to the server is open or closed. Type: Enum Valid Values: Default: None |
Date |
The date and time that Amazon S3 responded; for example, Wed, 01 Mar 2006 12:00:00 GMT. Type: String Default: None |
ETag
|
The entity tag (ETag) represents a specific version of the object. The ETag reflects changes only to the contents of an object, not its metadata. The ETag might or might not be an MD5 digest of the object data. Whether or not it is depends on how the object was created and how it is encrypted, as follows:
Type: String |
Server |
The name of the server that created the response. Type: String Default: |
x-amz-delete-marker |
A value that specifies whether the object returned was ( Type: Boolean Valid Values: Default: false |
x-amz-id-2 |
A special token that is used together with the Type: String Default: None |
x-amz-request-id |
A value created by Amazon S3 that uniquely identifies the request. This value is used
together with the Type: String Default: None |
x-amz-server-side-encryption |
The server-side encryption algorithm used when storing this object in Amazon S3
(for example, Valid Values: |
x-amz-version-id |
The version of the object. When you enable versioning, Amazon S3 generates a random
number for objects added to a bucket. The value is UTF-8 encoded and URL ready. When
you Type: String Valid Values: Default: null |