=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
Date: Sat, 13 Apr 2019 11:11:00 GMT
Server: Apache
X-Frame-Options: SAMEORIGIN
Last-Modified: Thu, 15 Nov 2018 00:34:27 GMT
ETag: &quot;e100-57aa93692b769&quot;
Accept-Ranges: bytes
Content-Length: 57600
Vary: Accept-Encoding
Connection: close
Content-Type: text/html

Request headers
================
HEAD / HTTP/1.1
Host: ffmpeg.org
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.