=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Mon, 29 Jul 2019 02:03:57 GMT
Content-Type: text/html
Content-Length: 178
Location: http://www.jambase.com/articles/redirect-legacy-article?articleid=9637
Connection: close

HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Mon, 29 Jul 2019 02:03:57 GMT
Content-Type: text/html
Content-Length: 178
Connection: close
Location: https://www.jambase.com/articles/redirect-legacy-article?articleid=9637
X-Type: default

HTTP/1.1 302 Found
Server: nginx
Date: Mon, 29 Jul 2019 02:03:58 GMT
Content-Type: text/html; charset=UTF-8
Content-Length: 0
Connection: close
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Pragma: no-cache
Last-Modified: Mon, 21 Dec 2015 08:23:22 GMT
Link: &lt;https://www.jambase.com/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;
Link: &lt;https://www.jambase.com/?p=2083012&gt;; rel=shortlink
X-Redirect-By: WordPress
Location: https://www.jambase.com/articles
WPE-Backend: apache
X-XSS-Protection: 1; mode=block
X-WPE-Loopback-Upstream-Addr: 127.0.0.1:6783
X-Cacheable: non200
Cache-Control: max-age=600, must-revalidate
X-Cache: MISS
X-Pass-Why: 
X-Cache-Group: normal
X-Type: default

HTTP/1.1 200 OK
Server: nginx
Date: Mon, 29 Jul 2019 02:03:58 GMT
Content-Type: text/html; charset=UTF-8
Connection: close
Vary: Accept-Encoding
Vary: Accept-Encoding
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Pragma: no-cache
Last-Modified: Tue, 25 Jul 2017 13:10:40 GMT
Link: &lt;https://www.jambase.com/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;
Link: &lt;https://www.jambase.com/?p=16821&gt;; rel=shortlink
WPE-Backend: apache
X-XSS-Protection: 1; mode=block
X-Cacheable: SHORT
Vary: Accept-Encoding,Cookie
Cache-Control: max-age=600, must-revalidate
X-Cache: HIT: 1
X-Pass-Why: 
X-Cache-Group: normal
Accept-Ranges: bytes
X-Type: default

Request headers
================
HEAD /articles 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.jambase.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.