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:assets.zeit.co/image/upload/q_auto/front/home/isos_2/contentful-icon.sv...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (5002)
Url ContentScalable Vector Graphics (SVG)
MIME Type / Internet Media Typeimage/svg+xml
MIME Type image
File Extension.svg
More Details (link to:)Wikipedia: SVG
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 200 OK
Content-Disposition attachment; filename= contentful-icon.svg
Content-Type image/svg+xml
ETag 3f3df39e9bf4e0a907a5346135ccb26b
Last-Modified Thu, 10 Oct 2019 16:17:48 GMT
Content-Encoding gzip
Content-Length 480
Date Wed, 26 Feb 2020 04:05:37 GMT
Connection keep-alive
Cache-Control private, no-transform, immutable, max-age=31557600
Access-Control-Expose-Headers Content-Disposition,Content-Length,Content-Range,Server-Timing,Vary,X-Cld-Error,X-Robots-Tag
Access-Control-Allow-Origin *
Accept-Ranges bytes
Timing-Allow-Origin *
Server Cloudinary
Vary Save-Data
Server-Timing akam;dur=189;start=2020-02-26T04:05:37.526Z;total=29;desc=miss,rtt;dur=5,cloudinary;dur=139;start=2020-02-25T18:29:03.287Z

Load Info

page size480
load time (s)0.550403
redirect count0
speed download872
server IP104.123.17.226


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