=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Content-Type: text/html; charset=UTF-8
Location: https://www.baa.org/races/boston-marathon.aspx
Server: nginx
X-Pantheon-Styx-Hostname: styx-fe4-7c4c6fb6bd-n92vg
X-Styx-Req-Id: styx-0e32fb91d422323168337da172b7e8d8
Cache-Control: public, max-age=86400
Via: 1.1 varnish
Content-Length: 0
Accept-Ranges: bytes
Date: Mon, 24 Sep 2018 15:58:58 GMT
Via: 1.1 varnish
Age: 6038
Connection: close
X-Served-By: cache-mdw17361-MDW, cache-lax8646-LAX
X-Cache: HIT, HIT
X-Cache-Hits: 1, 1
X-Timer: S1537804739.501541,VS0,VE1
Vary: Cookie, Cookie

HTTP/1.1 301 Moved Permanently
Connection: close
Content-Length: 5245
Content-Language: en
Content-Type: text/html; charset=UTF-8
Location: https://www.baa.org/races/boston-marathon
Server: nginx
X-Content-Type-Options: nosniff
X-Drupal-Cache: MISS
X-Frame-Options: SAMEORIGIN
X-Generator: Drupal 8 (https://www.drupal.org)
X-Pantheon-Styx-Hostname: styx-fe4-7c4c6fb6bd-n92vg
X-Redirect-Id: 682
X-Styx-Req-Id: styx-0a06c10aaf15a8bd8582777263362457
X-Ua-Compatible: IE=edge
Cache-Control: public, max-age=86400
Via: 1.1 varnish
Accept-Ranges: bytes
Date: Mon, 24 Sep 2018 15:58:58 GMT
Via: 1.1 varnish
Age: 6785
X-Served-By: cache-mdw17381-MDW, cache-lax8640-LAX
X-Cache: HIT, HIT
X-Cache-Hits: 2, 1
X-Timer: S1537804739.584930,VS0,VE1
cache-control: private

HTTP/1.1 200 OK
Connection: close
Content-Length: 69385
Cache-Control: max-age=900, public
Content-Language: en
Content-Type: text/html; charset=UTF-8
Etag: W/&quot;1537801414&quot;
Expires: Sun, 19 Nov 1978 05:00:00 GMT
Last-Modified: Mon, 24 Sep 2018 15:03:34 GMT
Link: &lt;https://www.baa.org/races/boston-marathon&gt;; rel=&quot;canonical&quot;
Link: &lt;https://www.baa.org/races/boston-marathon&gt;; rel=&quot;alternate&quot;; hreflang=&quot;en&quot;
Link: &lt;/races/boston-marathon&gt;; rel=&quot;revision&quot;
Link: &lt;/node?node=11&gt;; rel=&quot;create&quot;
Server: nginx
X-Content-Type-Options: nosniff
X-Drupal-Cache: HIT
X-Drupal-Dynamic-Cache: HIT
X-Frame-Options: SAMEORIGIN
X-Generator: Drupal 8 (https://www.drupal.org)
X-Pantheon-Styx-Hostname: styx-fe4-7c4c6fb6bd-llkv2
X-Styx-Req-Id: styx-d5572aa925a34f539c4d08b763976890
X-Ua-Compatible: IE=edge
Via: 1.1 varnish
Accept-Ranges: bytes
Date: Mon, 24 Sep 2018 15:58:58 GMT
Via: 1.1 varnish
Age: 945
X-Served-By: cache-mdw17362-MDW, cache-sjc3141-SJC
X-Cache: MISS, HIT
X-Cache-Hits: 0, 1
X-Timer: S1537804739.682361,VS0,VE1
cache-control: private

Request headers
================
HEAD /races/boston-marathon HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: www.baa.org
Accept: */*
Referer: http://sothisisfitness.com
Connection: close


Link is valid.