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:oscitasthemes.com/wp-content/uploads/2015/10/etm.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/1.1 200 OK
Date Mon, 19 Feb 2018 17:27:12 GMT
Server Apache/2.4.7 (Ubuntu)
Last-Modified Mon, 01 Feb 2016 19:59:10 GMT
ETag 3b92d-52abad1818ee5
Accept-Ranges bytes
Content-Length 244013
Content-Type image/gif

Load Info

page size244013
load time (s)0.20699
redirect count0
speed download0
server IP192.241.139.79


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