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:www.topnews.gr/wp-content/uploads/2017/12/parkinson_v_121217-356x220.jp...
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
Server nginx
Date Mon, 22 Jan 2018 22:07:03 GMT
Content-Type image/jpeg
Content-Length 12834
Last-Modified Tue, 12 Dec 2017 08:04:41 GMT
Connection keep-alive
ETag 5a2f8d99-3222
Expires Mon, 29 Jan 2018 22:07:03 GMT
Cache-Control max-age=604800
X-UA-Device desktop
Accept-Ranges bytes

Load Info

page size12834
load time (s)0.115187
redirect count0
speed download0
server IP138.201.80.120


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