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:assay.1plus1.ua/piwik.php?idsite=...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)

Header

HTTP/1.1 200 OK
Server nginx
Date Fri, 10 Apr 2020 18:05:45 GMT
Content-Type image/gif
Transfer-Encoding chunked
Connection keep-alive
Keep-Alive timeout=10
X-Frame-Options SAMEORIGIN

Load Info

page size43
load time (s)0.594255
redirect count0
speed download72
server IP195.137.240.12


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