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:cheapdigitaldownload.com/wp-content/uploads/safe_image-150x150.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
Date Thu, 19 Apr 2018 11:37:03 GMT
Server Apache
ETag 24eb-565c51b41ac00
Last-Modified Thu, 22 Feb 2018 04:02:03 GMT
Content-Length 9451
Content-Type image/jpeg
Cache-Control max-age=3600
Age 1202
Accept-Ranges bytes
Connection keep-alive

Load Info

page size9451
load time (s)0.008923
redirect count0
speed download0
server IP145.239.104.14


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