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:idea-server.net/photo/DiginnosMiniNUCW5kounyuuicon.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
Date Wed, 13 Dec 2017 22:20:53 GMT
Server Apache/2.4.29
Last-Modified Wed, 12 Feb 2014 17:06:06 GMT
ETag 6d9ed55-1915-4f238969ffb80
Accept-Ranges bytes
Content-Length 6421
Content-Type image/jpeg

Load Info

page size6421
load time (s)0.560371
redirect count0
speed download0
server IP59.106.27.190


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