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:adult-ash.jp/images/bu-comment_off.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 Sat, 23 Jun 2018 06:38:34 GMT
Server Apache
Last-Modified Mon, 08 May 2017 09:17:28 GMT
ETag 380166-12e3-54effb54a106d
Accept-Ranges bytes
Content-Length 4835
Content-Type image/jpeg

Load Info

page size4835
load time (s)1.710459
redirect count0
speed download0
server IP64.187.150.172


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