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:i.ytimg.com/vi/UHVl0m5uNLY/maxresdefault.jp...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5001)

Header

HTTP/1.1 200 OK
Accept-Ranges bytes
Content-Type image/jpeg
Vary Origin
Timing-Allow-Origin *
Content-Length 305917
Date Wed, 25 Nov 2020 07:50:38 GMT
Expires Wed, 25 Nov 2020 09:50:38 GMT
ETag 1502402105
X-Content-Type-Options nosniff
Server sffe
X-XSS-Protection 0
Cache-Control public, max-age=7200
Age 0

Load Info

page size305917
load time (s)0.049541
redirect count0
speed download6175026
server IP172.217.22.150


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