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/profile_images/1143791387009118208/HT_HyS39_400x400.jp...
site title:
Url ContentJPEG Image
MIME Type / Internet Media Typeimage/jpeg
MIME Type image
File Extension.jpeg, .jpg
More Details (link to:)RFC 1314
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
Accept-Ranges bytes
access-control-allow-origin *
access-control-expose-headers Content-Length
cache-control max-age=604800, must-revalidate
Content-Type image/jpeg
Date Mon, 19 Aug 2019 16:58:45 GMT
Last-Modified Wed, 26 Jun 2019 07:59:31 GMT
Server ECS (pox/A5CD)
strict-transport-security max-age=631138519
surrogate-key profile_images profile_images/bucket/7 profile_images/1143791387009118208
X-Cache HIT
x-connection-hash 358c920f16b9d0442fd373046f993cbf
x-content-type-options nosniff
x-response-time 141
Content-Length 19555

Load Info

page size19555
load time (s)0.513523
redirect count0
speed download0
server IP192.229.233.50


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