=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: nginx
Date: Sun, 14 Apr 2019 00:08:48 GMT
Content-Type: text/html
Content-Length: 178
Connection: close
Set-Cookie: www_bucket=39; Expires=Tue, 14 May 2019 00:08:48 GMT; Domain=mention.com; Path=/; Secure
Strict-Transport-Security: max-age=63072000
Location: https://mention.com/en/

HTTP/1.1 200 OK
Server: nginx
Date: Sun, 14 Apr 2019 00:08:48 GMT
Content-Type: text/html; charset=UTF-8
Connection: close
Vary: Accept-Encoding
Set-Cookie: www_bucket=55; Expires=Tue, 14 May 2019 00:08:48 GMT; Domain=mention.com; Path=/; Secure
Strict-Transport-Security: max-age=63072000
X-Upstream2: 62.210.123.54:88
X-Pingback: https://mention.com/xmlrpc.php
Link: &lt;https://mention.com/en/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;
Link: &lt;https://mention.com/en/&gt;; rel=shortlink
WPE-Backend: apache
X-Cacheable: SHORT
Vary: Accept-Encoding,Cookie
Cache-Control: max-age=600, must-revalidate
X-Cache: HIT: 3
X-Pass-Why: 
X-Cache-Group: normal
X-Type: default
X-Frame-Options: sameorigin
X-XSS-Protection: 1; mode=block
X-Content-Type-Options: nosniff

Request headers
================
HEAD /en/ HTTP/1.1
Host: mention.com
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Accept: */*
Referer: https://itxdesign.com
Connection: close


Link is valid.