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:www.heinemann.com/shared/covers/9780325097237.jpg redirected to: www.heinemann.com/shared/covers/9780325097237.jp...
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/1.1 301 Moved Permanently
Content-Length 180
Content-Type text/html; charset=UTF-8
Location htt????/www.heinemann.com/shared/covers/9780325097237.jpg
Server Microsoft-IIS/7.5
X-Powered-By ASP.NET
Access-Control-Allow-Origin *
Cache-Control max-age=405023
Expires Mon, 26 Feb 2018 09:42:48 GMT
Date Wed, 21 Feb 2018 17:12:25 GMT
Connection keep-alive
HTTP/1.1 200 OK
Content-Length 25683
Content-Type image/jpeg
Last-Modified Mon, 31 Jul 2017 18:58:10 GMT
Accept-Ranges bytes
ETag c8291bf42ead31:0
Server Microsoft-IIS/7.5
X-Powered-By ASP.NET
Access-Control-Allow-Origin *
Cache-Control max-age=100919
Expires Thu, 22 Feb 2018 21:14:24 GMT
Date Wed, 21 Feb 2018 17:12:25 GMT
Connection keep-alive

Load Info

page size25683
load time (s)1.023168
redirect count1
speed download0
server IP23.57.81.205


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