=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Content-Type: text/html; charset=UTF-8
Location: https://www.globalstrategygroup.com/
Server: nginx
X-Pantheon-Styx-Hostname: styx-fe3-a-5b47cf4c84-f9rzp
X-Styx-Req-Id: ca77f9c1-b176-11e9-bddb-0a580abc0d43
Cache-Control: public, max-age=86400
Via: 1.1 varnish
Content-Length: 0
Accept-Ranges: bytes
Date: Mon, 29 Jul 2019 00:38:19 GMT
Via: 1.1 varnish
Age: 14763
Connection: close
X-Served-By: cache-mdw17336-MDW, cache-bwi5037-BWI
X-Cache: HIT, HIT
X-Cache-Hits: 1, 1
X-Timer: S1564360700.933733,VS0,VE1
Vary: Cookie, Cookie

HTTP/1.1 200 OK
Connection: close
Content-Length: 42848
Cache-Control: public, max-age=600
Content-Type: text/html; charset=UTF-8
Link: &lt;https://www.globalstrategygroup.com/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;
Link: &lt;https://www.globalstrategygroup.com/&gt;; rel=shortlink
Server: nginx
X-Pantheon-Styx-Hostname: styx-fe3-5fd6456546-zrmtc
X-Pingback: https://www.globalstrategygroup.com/xmlrpc.php
X-Styx-Req-Id: 29cbde60-b199-11e9-abdf-0a580a2c073c
Via: 1.1 varnish
Accept-Ranges: bytes
Date: Mon, 29 Jul 2019 00:38:20 GMT
Via: 1.1 varnish
Age: 0
X-Served-By: cache-mdw17353-MDW, cache-bwi5050-BWI
X-Cache: MISS, MISS
X-Cache-Hits: 0, 0
X-Timer: S1564360700.070139,VS0,VE437
Vary: Accept-Encoding, Cookie, Cookie

Request headers
================
HEAD / HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Host: www.globalstrategygroup.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.