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:moretreat.com/modules/social_bookmark/images/slashdot.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 Thu, 07 Feb 2019 22:58:23 GMT
Server Apache/2.4.37 (cPanel) OpenSSL/1.0.2q mod_bwlimited/1.4 Phusion_Passenger/5.3.7
Content-Length 874
Cache-Control max-age=2592000, public
Expires Sat, 09 Mar 2019 22:58:23 GMT
Content-Type image/gif
X-Varnish 223357065 4296377
Age 942119
Via 1.1 varnish-v4
Accept-Ranges bytes

Load Info

page size874
load time (s)0.204945
redirect count0
speed download0
server IP207.174.214.206


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