http-stats:
HTTP/1.1 Reason header field


Common Reason header values:

Sample Reason web server response:

HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Content-Length: 3113
Reason: You&#39;re speaking plain HTTP to an SSL-enabled server port.<br />
Date: Fri, 30 Jul 2010 16:58:17 +0000

<!DOCTYPE html PUBLIC "-//W3C//DTD ...
...
...

Other common HTTP headers

Other less common headers