=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 200 OK
cache-control: public, max-age=0, must-revalidate
content-type: text/html; charset=UTF-8
date: Thu, 02 Dec 2021 08:18:28 GMT
etag: &quot;c69daaeac2cf257871cbdb4975d69a1b-ssl&quot;
server: Netlify
strict-transport-security: max-age=63072000; includeSubDomains; preload
x-xss-protection: 1; mode=block
x-frame-options: DENY
x-content-type-options: nosniff
age: 1
x-nf-request-id: 01FNX3JBZ90Q35G63GEF71SAS7
content-length: 0

Request headers
================
HEAD / HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: www.checkbot.io
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close


Link is valid.