If you are not sure if the website you want to visit is safe, you can check it out here. Enter the address (url) of the website and see the invisible elements, such as a header or meta data.
site address:cdnagr.azureedge.net/images/940x520/files/YouTube/NjD6EDW-g2Q.jp...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)

Header

HTTP/1.1 200 OK
Content-Type image/jpeg
Server Microsoft-IIS/10.0
X-AspNet-Version 4.0.30319
X-Powered-By ASP.NET
Content-Length 49335
Cache-Control public, max-age=31535963
Expires Fri, 28 May 2021 12:20:16 GMT
Date Thu, 28 May 2020 12:20:53 GMT
Connection keep-alive

Load Info

page size49335
load time (s)0.388232
redirect count0
speed download127076
server IP2.21.34.210


* all occurrences of the string "http://" have been changed to "htt???/"