=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Content-Length: 0
Location: http://news.gallup.com/poll/150149/Record-High-Americans-Favor-Legalizing-Marijuana.aspx
Server: Microsoft-IIS/10.0
Set-Cookie: dtCookie==3=srv=3=sn=EA943525E5CACAD1762E483B9A0047C1=perc=100000=ol=0=mul=1; Path=/; Domain=.gallup.com
Date: Mon, 29 Jul 2019 01:22:55 GMT
Connection: close

HTTP/1.1 301 Moved Permanently
Content-Length: 0
Location: https://news.gallup.com/poll/150149/Record-High-Americans-Favor-Legalizing-Marijuana.aspx
Server: Microsoft-IIS/10.0
Set-Cookie: dtCookie==3=srv=2=sn=1AD96A89890CFE4F719C55EDC1CCF764=perc=100000=ol=0=mul=1; Path=/; Domain=.gallup.com
Date: Mon, 29 Jul 2019 01:22:55 GMT
Connection: close

HTTP/1.1 200 OK
Cache-Control: public, max-age=63
Content-Length: 120711
Content-Type: text/html; charset=utf-8
Expires: Mon, 29 Jul 2019 01:23:59 GMT
Last-Modified: Mon, 29 Jul 2019 01:22:55 GMT
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Server: Microsoft-IIS/10.0
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X-OneAgent-JS-Injection: true
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Set-Cookie: dtCookie==3=srv=2=sn=FDAD341E6D9DE7EAD92F59D20D752DC1=perc=100000=ol=0=mul=1; Path=/; Domain=.gallup.com
Date: Mon, 29 Jul 2019 01:22:56 GMT
Connection: close

Request headers
================
HEAD /poll/150149/Record-High-Americans-Favor-Legalizing-Marijuana.aspx HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36
Host: news.gallup.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.