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:blog-imgs-84.fc2.com/i/d/o/idol4800/yukina2.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
Date Fri, 19 Apr 2019 09:00:18 GMT
Content-Type image/jpeg
Last-Modified Thu, 05 Nov 2015 02:27:12 GMT
Expires Sun, 19 May 2019 09:00:18 GMT
Cache-Control max-age=2592000
s-maxage 2678400
Accept-Ranges bytes
Content-Length 286543
Connection keep-alive
Access-Control-Allow-Origin *

Load Info

page size286543
load time (s)1.710821
redirect count0
speed download0
server IP95.140.239.36


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