=== HTTP code : 200 ===

Response headers
================
HTTP/1.1 301 Moved Permanently
Date: Mon, 16 Sep 2019 17:06:29 GMT
X-Li-Pop: prod-eda6
X-LI-Proto: http/1.1
Location: https://www.slideshare.net/shinseicosmeticos/apresentao-spa-do-p

HTTP/1.1 200 OK
Server: nginx
Date: Mon, 16 Sep 2019 17:06:30 GMT
Content-Type: text/html; charset=utf-8
Status: 200 OK
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Request headers
================
HEAD /shinseicosmeticos/apresentao-spa-do-p 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.slideshare.net
Accept: */*
Referer: http://centrotecnico.shinsei.com.br
Connection: close


Link is valid.