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:scrat.hellocoton.fr/img/featured/gouters-de-noel-recettes-d-ici-et-d-ailleurs-45404.jp...
site title:

Header

HTTP/1.1 200 OK
Content-Length 40640
Content-Type image/jpg
Date Sat, 15 Dec 2018 18:40:43 GMT
Etag 9ec0-572c376fce3dd
Last-Modified Mon, 06 Aug 2018 12:32:04 GMT
Server Apache/2.4.10 (Debian) PHP/5.4.45
X-Powered-By PHP/5.4.45

Load Info

page size40640
load time (s)1.518402
redirect count0
speed download0
server IP149.202.66.214


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