=== HTTP code : 200 ===

HTTP/1.1 301 Moved Permanently
Date: Thu, 19 Jan 2012 16:07:05 GMT
Server: Apache
Location: http://www.randomhouse.com/rhpg/catalog/display.pperl?isbn=9780812975673
Content-Type: text/html; charset=iso-8859-1
s: 35

HTTP/1.1 301 Moved Permanently
Date: Thu, 19 Jan 2012 16:07:05 GMT
Server: Apache
Location: http://www.randomhouse.com/catalog/display.pperl?isbn=9780812975673
Content-Type: text/html; charset=iso-8859-1
s: 35

HTTP/1.1 301 Moved Permanently
Date: Thu, 19 Jan 2012 16:07:05 GMT
Server: Apache
X-Powered-By: PHP/5.2.17
Location: /book/113460/this-is-not-chick-lit-/9780812975673/
Content-Type: text/html; charset=UTF-8
s: 34

HTTP/1.1 200 OK
Date: Thu, 19 Jan 2012 16:07:05 GMT
Server: Apache
X-Powered-By: PHP/5.2.17
Content-Type: text/html; charset=UTF-8
s: 35


Link is valid.