=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Tue, 30 Nov 2021 11:16:44 GMT
Connection: close
Cache-Control: max-age=3600
Expires: Tue, 30 Nov 2021 12:16:44 GMT
Location: https://website.grader.com/
Server: cloudflare
CF-RAY: 6b63aa54c8bd2059-NRT

HTTP/1.1 200 OK
Date: Tue, 30 Nov 2021 11:16:45 GMT
Content-Type: text/html; charset=utf-8
Connection: close
x-amz-replication-status: COMPLETED
Last-Modified: Tue, 16 Nov 2021 02:43:58 UTC
x-amz-server-side-encryption: AES256
x-amz-meta-ao: {&quot;allowIFrame&quot;:&quot;tbd&quot;,&quot;reportOnly&quot;:{&quot;allowIFrame&quot;:&quot;self&quot;}}
x-amz-version-id: ansDGrFlq6ow.NmugGcU9bhBxuFiRc3x
ETag: W/&quot;70154917123e0ea04602a4d68e82841a&quot;
Vary: Accept-Encoding
X-Cache: Hit from cloudfront
Via: 1.1 0501dadffc52b06a0cf6aadc57586acc.cloudfront.net (CloudFront)
X-Amz-Cf-Pop: IAD89-P1
X-Amz-Cf-Id: v6OxCDms8QwmNvEsJ00AF2rjwU-dY8_F9eYJKCx92x9d1XdLI2sqbQ==
Age: 1864
Access-Control-Allow-Credentials: false
Cache-Control: max-age=600
Content-Security-Policy-Report-Only: frame-ancestors 'self'; report-uri https://exceptions.hubspot.com/csp/report?resource=website-grader-ui/static-1.907/html/public-en.html&amp;cfRay=6b63aa567d593475-EWR
X-HS-Target-Asset: website-grader-ui/static-1.907/html/public-en.html
X-HS-Cache-Status: HIT
CF-Cache-Status: DYNAMIC
Expect-CT: max-age=604800, report-uri=&quot;https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct&quot;
Server: cloudflare
CF-RAY: 6b63aa567d593475-NRT

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


Link is valid.