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:durszlak.pl/system/avatars/00/00/08/02/36small.jp...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)
Url ContentJPEG Image
MIME Type / Internet Media Typeimage/jpeg
MIME Type image
File Extension.jpeg, .jpg
More Details (link to:)RFC 1314
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
Server nginx/1.10.3
Date Wed, 26 Feb 2020 14:16:33 GMT
Content-Type image/jpeg
Content-Length 4144
Connection keep-alive
Last-Modified Mon, 07 May 2018 20:52:17 GMT
ETag 5af0bc81-1030
Expires Thu, 31 Dec 2037 23:55:55 GMT
Cache-Control max-age=315360000, public
Accept-Ranges bytes
X-Varnish 1710087646 1709891362
Age 56813
Via 1.1 varnish

Load Info

page size4144
load time (s)0.324257
redirect count0
speed download12779
server IP217.74.72.161


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