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:www.fiskistofa.is/media/utgefid_efni/Fiskistofa_factsheets.pd...
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
Date Thu, 22 Apr 2021 14:02:15 GMT
Server Apache/2.2.15 (CentOS)
Last-Modified Thu, 13 Feb 2020 11:21:09 GMT
ETag 24348-76d9e-59e734922d340
Accept-Ranges bytes
Content-Length 486814
Connection close
Content-Type application/pdf

Load Info

page size486814
load time (s)3.224677
redirect count0
speed download150965
server IP217.171.222.5


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