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.elcorteingles.es/sgfm/SGFM/contents/images/uploads/2019/10/5d9f3a98453f6b539a3d73f4.gi...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)
Url ContentGraphics Interchange Format
MIME Type / Internet Media Typeimage/gif
MIME Type image
File Extension.gif
More Details (link to:)Wikipedia: Graphics Interchange Format
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
Last-Modified Fri, 24 Apr 2020 22:20:34 GMT
Server Akamai Image Manager
Content-Length 187718
Content-Type image/gif
Cache-Control private, no-transform, max-age=43200
Expires Fri, 05 Jun 2020 15:12:34 GMT
Date Fri, 05 Jun 2020 03:12:34 GMT
Connection keep-alive

Load Info

page size187718
load time (s)0.591938
redirect count0
speed download317124
server IP104.80.21.153


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