=== HTTP code : 200 ===

Response headers
================
HTTP/2 200 
server: GitHub.com
content-type: text/html; charset=utf-8
last-modified: Sun, 21 May 2023 16:05:11 GMT
access-control-allow-origin: *
etag: &quot;646a4137-1f71&quot;
expires: Thu, 08 Jun 2023 15:53:17 GMT
cache-control: max-age=600
x-proxy-cache: MISS
x-github-request-id: 961C:9C30:D46ABD:F89BE9:6481F715
accept-ranges: bytes
date: Thu, 08 Jun 2023 15:43:17 GMT
via: 1.1 varnish
age: 0
x-served-by: cache-bur-kbur8200131-BUR
x-cache: MISS
x-cache-hits: 0
x-timer: S1686238998.730800,VS0,VE126
vary: Accept-Encoding
x-fastly-request-id: b21c0466dc24a0b5a88de705aa55bbed58af2034
content-length: 8049

Request headers
================
HEAD / HTTP/2
Host: www.hegic.co
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.