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.der-schweighofer.de/public/files/homeCols4/media/Horizon-Hobby-World.jp...
Url ContentJPEG Image
MIME Type / Internet Media Typeimage/jpeg
MIME Type image
File Extension.jpeg, .jpg
More Details (link to:)RFC 1314
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Header

HTTP/1.1 200 OK
Server nginx
Date Fri, 17 Nov 2017 17:37:43 GMT
Content-Type image/jpeg
Content-Length 101948
Connection keep-alive
Last-Modified Wed, 20 Sep 2017 11:41:15 GMT
ETag 18e3c-5599d740b20fc
Accept-Ranges bytes
Cache-Control max-age=2592000
Expires Sun, 17 Dec 2017 17:37:43 GMT

Load Info

page size101948
load time (s)0.131831
redirect count0
speed download0
server IP178.255.157.244


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