=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Wed, 24 Nov 2021 12:16:54 GMT
Content-Type: text/html; charset=UTF-8
Connection: close
X-Redirect-By: WordPress
Location: https://www.ping.fm/
Referrer-Policy: no-referrer-when-downgrade
Pragma: public
Cache-Control: public
Strict-Transport-Security: max-age=15768000; includeSubdomains; preload;
Referrer-Policy: no-referrer, strict-origin-when-cross-origin
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block

HTTP/1.1 200 OK
Server: nginx
Date: Wed, 24 Nov 2021 12:16:55 GMT
Content-Type: text/html; charset=UTF-8
Connection: close
Link: &lt;https://www.ping.fm/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;, &lt;https://www.ping.fm/wp-json/wp/v2/pages/10&gt;; rel=&quot;alternate&quot;; type=&quot;application/json&quot;, &lt;https://www.ping.fm/&gt;; rel=shortlink
Referrer-Policy: no-referrer-when-downgrade
Pragma: public
Cache-Control: public
Strict-Transport-Security: max-age=15768000; includeSubdomains; preload;
Referrer-Policy: no-referrer, strict-origin-when-cross-origin
X-Frame-Options: SAMEORIGIN
X-Content-Type-Options: nosniff
X-XSS-Protection: 1; mode=block

Request headers
================
HEAD / HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: www.ping.fm
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.