This field is just an incorrect spelling of the standard field Content-Type. (Additional spaces between the words)
This spelling is not supported by any know client.
HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Content-Length: 872
Content - Type: text/html
Date: Fri, 30 Jul 2010 16:58:08 +0000
<!DOCTYPE html PUBLIC "-//W3C//DTD ...
...
...