=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Server: Varnish
Retry-After: 0
Location: https://www.freshbooks.com/
Content-Length: 0
Accept-Ranges: bytes
Date: Mon, 15 Apr 2019 05:10:37 GMT
Via: 1.1 varnish
Connection: close
X-Served-By: cache-mia17633-MIA
X-Cache: HIT
X-Cache-Hits: 0
X-Timer: S1555305037.483024,VS0,VE0
Country-Code: US
Country-Name: United States
Strict-Transport-Security: max-age=15552000; includeSubDomains; preload

HTTP/2 200 
server: kinsta-nginx
content-type: text/html; charset=UTF-8
cache-control: max-age=0
link: &lt;https://www.freshbooks.com/wp-json/&gt;; rel=&quot;https://api.w.org/&quot;
x-kinsta-cache: HIT
x-content-type-options: nosniff
accept-ranges: bytes
date: Mon, 15 Apr 2019 05:10:37 GMT
via: 1.1 varnish
age: 11576
x-served-by: cache-mia17633-MIA
x-cache: HIT
x-cache-hits: 1
x-timer: S1555305038.502241,VS0,VE2
vary: Accept-Encoding, Accept-Encoding
country-code: US
country-name: United States
strict-transport-security: max-age=15552000; includeSubDomains; preload
content-length: 66754

Request headers
================
HEAD / HTTP/2
Host: www.freshbooks.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.