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:movie-wiki.net/thumbs/2018-02/47954/47954_001_thumb2.jp...
site title:
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/1.0.15
Date Wed, 21 Aug 2019 07:27:21 GMT
Content-Type image/jpeg
Content-Length 7555
Last-Modified Sat, 17 Feb 2018 06:52:29 GMT
Connection keep-alive
Accept-Ranges bytes

Load Info

page size7555
load time (s)0.357081
redirect count0
speed download0
server IP153.122.22.114


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