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:pics.dmm.co.jp/mono/movie/adult/118shadic046/118shadic046ps.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 openresty
Date Wed, 22 Nov 2017 22:02:59 GMT
Content-Type image/jpeg
Content-Length 19075
Connection keep-alive
Last-Modified Tue, 12 Sep 2017 00:52:02 GMT
ETag 83b8f634-4a83-558f3738e011e
X-Cache-Status HIT
Accept-Ranges bytes

Load Info

page size19075
load time (s)0.769077
redirect count0
speed download0
server IP43.255.41.35


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