=== HTTP code : 200 ===

HTTP/1.1 301 Moved Permanently
Date: Tue, 17 Jan 2012 20:21:18 GMT
Location: http://twitter.com/encouragelit
Cache-Control: max-age=300
Expires: Tue, 17 Jan 2012 20:26:18 GMT
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HTTP/1.1 200 OK
Date: Tue, 17 Jan 2012 20:21:19 GMT
Status: 200 OK
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Expires: Tue, 31 Mar 1981 05:00:00 GMT
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Link is valid.