=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Date: Sat, 13 Apr 2019 12:09:13 GMT
Server: Apache
Last-Modified: Mon, 07 Dec 2015 21:17:02 GMT
Accept-Ranges: bytes
Content-Length: 3936
Connection: close
Content-Type: image/png

Request headers
================
HEAD /wp-content/uploads/2015/12/Responsive-Design.png HTTP/1.1
Host: itxdesign.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.