=== HTTP code : 200 ===

Response headers
================
HTTP/2 200 
date: Sat, 20 May 2023 14:59:10 GMT
content-type: text/html
last-modified: Mon, 21 Mar 2022 15:15:57 GMT
x-cache: RefreshHit from cloudfront
via: 1.1 f75e35fb43ff0f12d193fc9d62977d34.cloudfront.net (CloudFront)
x-amz-cf-pop: LAX50-P5
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cf-cache-status: DYNAMIC
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Request headers
================
HEAD / HTTP/2
Host: concourseopen.com
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.34 Safari/537.36
accept: */*
referer: https://cryptogrizz.com
connection: close


Link is valid.