=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: kinsta-nginx
Date: Sun, 14 Apr 2019 22:10:20 GMT
Content-Type: text/html
Content-Length: 162
Connection: close
Location: https://unbounce.com/blog
X-Content-Type-Options: nosniff

HTTP/2 301 
server: nginx
date: Sun, 14 Apr 2019 22:10:20 GMT
content-type: text/html; charset=UTF-8
expires: Mon, 15 Apr 2019 22:07:34 GMT
cache-control: max-age=86400
x-redirect-by: WordPress
location: https://unbounce.com/blog/
x-kinsta-cache: HIT
x-content-type-options: nosniff

HTTP/2 200 
server: nginx
date: Sun, 14 Apr 2019 22:10:20 GMT
content-type: text/html; charset=UTF-8
vary: Accept-Encoding
vary: Accept-Encoding
link: &lt;https://unbounce.com/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;
x-kinsta-cache: HIT
x-content-type-options: nosniff

Request headers
================
HEAD /blog/ HTTP/2
Host: unbounce.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.