=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Tue, 25 Sep 2018 17:54:30 GMT
Server: Apache
X-Pingback: http://runthecircle.org/wordpress/xmlrpc.php
Location: http://runthecircle.org/wordpress/racing/wcrc-races/april-fools/
Connection: close
Content-Type: text/html; charset=UTF-8

HTTP/1.1 200 OK
Date: Tue, 25 Sep 2018 17:54:31 GMT
Server: Apache
X-Pingback: http://runthecircle.org/wordpress/xmlrpc.php
Link: &lt;http://runthecircle.org/wordpress/?p=403&gt;; rel=shortlink
Connection: close
Content-Type: text/html; charset=UTF-8

Request headers
================
HEAD /wordpress/racing/wcrc-races/april-fools/ HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: runthecircle.org
Accept: */*
Referer: http://sothisisfitness.com
Connection: close


Link is valid.