Minify your HTML by removing all the unnecessary characters.
Minify your JS by removing all the unnecessary characters.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Get & verify the meta tags of any website.
Get all possible details about a domain name.
Check if the URL is banned and marked as safe/unsafe by Google.
Get approximate IP details.
Ping a website, server or port..