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:520cc.tw/images/av-images/slevel1.gi...
site title:
Url ContentGraphics Interchange Format
MIME Type / Internet Media Typeimage/gif
MIME Type image
File Extension.gif
More Details (link to:)Wikipedia: Graphics Interchange Format
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
Date Mon, 21 May 2018 01:24:09 GMT
Server Apache/1.3.41 (Unix) mod_gzip/1.3.19.1a PHP/4.4.8
Last-Modified Tue, 16 Sep 2014 10:48:25 GMT
ETag 1364bec-cd-54181579
Accept-Ranges bytes
Content-Length 205
Content-Type image/gif
X-Pad avoid browser bug

Load Info

page size205
load time (s)1.784737
redirect count0
speed download0
server IP220.228.6.50


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