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:tw.670149.sex520-tw.net/images2/333.gi...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)
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, 30 Mar 2020 01:27:55 GMT
Server Apache/1.3.41 (Unix) mod_gzip/1.3.19.1a PHP/4.4.8
Last-Modified Sat, 15 Dec 2007 18:18:54 GMT
ETag 1368be2-975-47641a8e
Accept-Ranges bytes
Content-Length 2421
Content-Type image/gif

Load Info

page size2421
load time (s)2.06436
redirect count0
speed download1172
server IP220.229.238.49


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