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:codex.wordpress.org//developer.wordpress.org redirected to: codex.wordpress.org//developer.wordpress.or...
favicon.ico:
URL does not point to a web page (html/xhtml) or read error or page not found. (403)
Url ContentHyperText Markup Language (HTML)
MIME Type / Internet Media Typetext/html
MIME Type text
File Extension.html
More Details (link to:)Wikipedia: HTML
Powered by: Very Tiny URL Shortener at https://vturl.net VeryTinyURL

Header

HTTP/1.1 301 Moved Permanently
Server nginx
Date Tue, 25 Jun 2019 11:32:46 GMT
Content-Type text/html
Content-Length 162
Connection keep-alive
Location htt????/codex.wordpress.org//developer.wordpress.org
HTTP/1.1 403 Forbidden
Server nginx
Date Tue, 25 Jun 2019 11:32:46 GMT
Content-Type text/html
Content-Length 146
Connection keep-alive
Strict-Transport-Security max-age=31536000

Load Info

page size146
load time (s)0.59863
redirect count1
speed download243
server IP198.143.164.111


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