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:jschina.com.cn/2017index/jdt/201910/W020200220832150530892.jp...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5001)
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
Date Mon, 06 Jul 2020 23:49:04 GMT
Content-Type image/jpeg
Content-Length 261066
Last-Modified Thu, 20 Feb 2020 14:52:56 GMT
Connection keep-alive
ETag 5e4e9d48-3fbca
Accept-Ranges bytes

Load Info

page size261066
load time (s)4.46958
redirect count0
speed download58409
server IP61.155.0.5


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