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:ad287.com/A_PH/108303/3-135x135.jp...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)
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 Wed, 19 Feb 2020 03:50:42 GMT
Server Apache/2.2.3 (CentOS)
Last-Modified Fri, 14 Feb 2020 11:40:30 GMT
ETag 7a4012-1c3d-59e87ac2da780
Accept-Ranges bytes
Content-Length 7229
Content-Type image/jpeg

Load Info

page size7229
load time (s)2.382208
redirect count0
speed download3034
server IP60.199.209.171


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