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:storage.googleapis.com/img-pcolle/43035dd512c1f3d99/866505ddd09ec15053/201804_rock.PN...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)
Url ContentPortable Network Graphics (PNG)
MIME Type / Internet Media Typeimage/png
MIME Type image
File Extension.png
More Details (link to:)RFC 2083
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
X-GUploader-UploadID AEnB2Uok4zGD-NF6latebWAFNOH05TB3rzIatiBYNGqxdoLXBNLCJwwvqgEgyv2JuliO1O-pk_Px_OSf417Ed_5VtZ_TmhDgew
Date Wed, 11 Dec 2019 13:37:00 GMT
Cache-Control public, max-age=2592000
Expires Fri, 10 Jan 2020 13:37:00 GMT
Last-Modified Tue, 26 Nov 2019 11:18:04 GMT
ETag dd0bf28ffcfefa2e436e4cdc11159518
x-goog-generation 1574767084491637
x-goog-metageneration 1
x-goog-stored-content-encoding identity
x-goog-stored-content-length 150184
Content-Type image/png
x-goog-hash crc32c=uPLfTA==
x-goog-hash md5=3Qvyj/z++i5DbkzcERWVGA==
x-goog-storage-class REGIONAL
Accept-Ranges bytes
Content-Length 150184
Server UploadServer

Load Info

page size150184
load time (s)0.327208
redirect count0
speed download458986
server IP172.217.18.208


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