=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Content-Length: 158
Content-Type: text/html; charset=UTF-8
Location: https://screencast.com/t/cnSkbmIuUU
Server: Microsoft-IIS/8.5
X-Powered-By: ASP.NET
Date: Mon, 29 Jul 2019 01:35:45 GMT
Connection: close
Set-Cookie: visid_incap_1947674=CvtK3YW1Rum51LVkGB5G+nFNPl0AAAAAQUIPAAAAAABL9frVyX6XP6+xbjsaBEG+; expires=Mon, 27 Jul 2020 08:19:39 GMT; path=/; Domain=.screencast.com
Set-Cookie: nlbi_1947674=au4ualH3z0ruMmL9a3/UOgAAAAAnlzdGD/Do7AkncOMUU7na; path=/; Domain=.screencast.com
Set-Cookie: incap_ses_532_1947674=7rVUaCZhjTybDz4QeQxiB3FNPl0AAAAAYCbe/J0tSMNb2SofW0TaIg==; path=/; Domain=.screencast.com
X-Iinfo: 3-55365466-55365467 NNNN CT(32 -1 0) RT(1564364145668 0) q(0 0 1 0) r(1 1) U5
X-CDN: Incapsula

HTTP/1.1 301 Moved Permanently
Content-Length: 162
Content-Type: text/html; charset=UTF-8
Location: https://www.screencast.com/t/cnSkbmIuUU
Server: Microsoft-IIS/8.5
X-Powered-By: ASP.NET
Date: Mon, 29 Jul 2019 01:35:46 GMT
Connection: close
Set-Cookie: visid_incap_1947674=CvtK3YW1Rum51LVkGB5G+nFNPl0AAAAAQUIPAAAAAABL9frVyX6XP6+xbjsaBEG+; expires=Mon, 27 Jul 2020 08:19:39 GMT; path=/; Domain=.screencast.com
Set-Cookie: nlbi_1947674=0HUpG1U0amAiXIE3a3/UOgAAAABbaAwzzu+Nw4HUQQEt/4nG; path=/; Domain=.screencast.com
Set-Cookie: incap_ses_532_1947674=ThtmBAiObCabDz4QeQxiB3FNPl0AAAAA7iVdjFHGkg/mjUMbaWosvQ==; path=/; Domain=.screencast.com
X-Iinfo: 10-121045124-121045127 NNNN CT(30 73 0) RT(1564364145776 42) q(0 0 1 0) r(1 1) U5
X-CDN: Incapsula

HTTP/1.1 200 OK
Cache-Control: private
Content-Length: 0
Server: Microsoft-IIS/8.5
Set-Cookie: ASP.NET_SessionId=dvhbr1qfcpskfioveihuvbnc; domain=.screencast.com; path=/; HttpOnly
X-AspNetMvc-Version: 5.2
X-AspNet-Version: 4.0.30319
X-Powered-By: ASP.NET
Date: Mon, 29 Jul 2019 01:35:46 GMT
Connection: close
Set-Cookie: visid_incap_1947674=Hsg7ypUnT5eBgPFmOQ6uhXFNPl0AAAAAQUIPAAAAAAAJI98ER165XK3R1eVPZubt; expires=Mon, 27 Jul 2020 08:20:59 GMT; path=/; Domain=.screencast.com
Set-Cookie: nlbi_1947674=QAFJSeuerxDz0bgja3/UOgAAAAB4zeN5xPZzRzou6p/xdzpr; path=/; Domain=.screencast.com
Set-Cookie: incap_ses_888_1947674=K7HOW+ggwHTKzB4gK9BSDHFNPl0AAAAA+Ws8UOYC/Q6Ce+eauhC9xA==; path=/; Domain=.screencast.com
X-Iinfo: 7-52654957-52654958 NNNN CT(0 0 0) RT(1564364145811 7) q(0 0 0 0) r(0 0) U5
X-CDN: Incapsula

Request headers
================
HEAD /t/cnSkbmIuUU 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: www.screencast.com
Accept: */*
Referer: https://ssdp.org
Connection: close


Link is valid.