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:pbs.twimg.com/ext_tw_video_thumb/1247858488442683392/pu/img/5r9nMUa9TYWp3RMZ.jpg?name=ori...
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
access-control-allow-origin *
access-control-expose-headers Content-Length
cache-control max-age=604800, must-revalidate
content-type image/jpeg
last-modified Wed, 08 Apr 2020 12:05:02 GMT
strict-transport-security max-age=631138519
X-Content-Type-Options nosniff
Content-Length 106296
Accept-Ranges bytes
Date Tue, 29 Sep 2020 16:23:49 GMT
Connection keep-alive
X-Cache HIT, MISS
x-tw-cdn FT
x-served-by cache-lhr7338-LHR, cache-cdg20741-CDG, cache-tw-ZZZ1

Load Info

page size106296
load time (s)0.047372
redirect count0
speed download2243857
server IP151.101.120.159


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