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:static-cdn.jtvnw.net/ttv-boxart/Dota%202-136x181.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
Access-Control-Allow-Methods GET, OPTIONS
Access-Control-Allow-Origin *
Cache-Control max-age=14400
Content-Type image/jpeg
Expires Fri, 19 Apr 2019 15:39:48 GMT
Last-Modified Mon, 07 Aug 2017 08:09:42 GMT
Timing-Allow-Origin htt????/www.twitch.tv
Content-Length 8560
Accept-Ranges bytes
Date Wed, 23 Oct 2019 19:41:47 GMT
Age 10618
Connection keep-alive
X-Served-By cache-sea1034-SEA, cache-cdg20752-CDG
X-Cache HIT, HIT
X-Cache-Hits 1, 1
X-Timer S1571859707.320551,VS0,VE1

Load Info

page size8560
load time (s)0.257484
redirect count0
speed download0
server IP151.101.122.214


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