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:cdn-images-1.medium.com/max/731/1*cl0s1jMm5dasNI5fXOPS_w.jpe...
site title:
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
Date Thu, 24 Oct 2019 04:24:21 GMT
Content-Type image/jpeg
Content-Length 42605
Connection keep-alive
Set-Cookie __cfduid=d6e80f13aeb9e5f2313413124aef27ed71571891061; expires=Fri, 23-Oct-20 04:24:21 GMT; path=/; domain=.medium.com; HttpOnly
Access-Control-Allow-Origin *
Cache-Control public, max-age=2592000
Etag 16.3
Expires Sat, 23 Nov 2019 04:24:21 GMT
Pragma public
X-Obvious-Info 16.3, 3209-f49543a
X-Powered-By Geomyidae artificij
CF-Cache-Status MISS
Accept-Ranges bytes
X-Content-Type-Options nosniff
Alt-Svc h3-23= :443 ; ma=86400
Vary Accept-Encoding
Server cloudflare
CF-RAY 52a92e3cdf256942-CDG

Load Info

page size42605
load time (s)0.260579
redirect count0
speed download0
server IP104.16.121.145


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