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:home.heinonline.org/wp-content/uploads/customerservice.gif redirected to: home.heinonline.org/wp-content/uploads/customerservice.gi...
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/1.1 301 Moved Permanently
Date Tue, 12 Dec 2017 02:45:23 GMT
Server Apache/2.2.15 (CentOS)
Location htt????/home.heinonline.org/wp-content/uploads/customerservice.gif
Connection close
Content-Type text/html; charset=iso-8859-1
HTTP/1.1 200 OK
Date Tue, 12 Dec 2017 02:45:24 GMT
Server Apache/2.2.15 (CentOS)
Last-Modified Fri, 24 Mar 2017 16:44:19 GMT
ETag be15ba-1102-54b7cb472bec0
Accept-Ranges bytes
Content-Length 4354
Cache-Control max-age=604800
Expires Tue, 19 Dec 2017 02:45:24 GMT
Connection close
Content-Type image/gif

Load Info

page size4354
load time (s)1.054728
redirect count1
speed download0
server IP173.225.61.231


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