=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Mon, 29 Jul 2019 00:38:59 GMT
Server: Apache
X-Powered-By: PHP/7.2.19
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache
X-Pingback: http://whitebirdclinic.org/xmlrpc.php
X-Redirect-By: WordPress
Set-Cookie: PHPSESSID=1621f339f4d09183ac6595265ec5a44e; path=/; secure; HttpOnly
Content-Security-Policy: upgrade-insecure-requests;
Upgrade: h2,h2c
Connection: Upgrade, close
Location: https://whitebirdclinic.org/
Vary: User-Agent
Content-Type: text/html; charset=UTF-8

HTTP/1.1 200 OK
Date: Mon, 29 Jul 2019 00:39:00 GMT
Server: Apache
X-Powered-By: PHP/7.2.19
Expires: Thu, 19 Nov 1981 08:52:00 GMT
Cache-Control: no-store, no-cache, must-revalidate
Pragma: no-cache
X-Pingback: https://whitebirdclinic.org/xmlrpc.php
Link: &lt;https://whitebirdclinic.org/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;, &lt;https://wp.me/P9kYOj-5&gt;; rel=shortlink
Set-Cookie: PHPSESSID=7c83bcba17ebabb4912f6c6b0b102a1f; path=/; secure; HttpOnly
Strict-Transport-Security: max-age=63072000; includeSubDomains; preload
Content-Security-Policy: upgrade-insecure-requests;
Upgrade: h2,h2c
Connection: Upgrade, close
Vary: User-Agent
Content-Type: text/html; charset=UTF-8

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: whitebirdclinic.org
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.