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Convert text to binary and the other way for any string input.
Convert text to ascii and the other way for any string input.
Convert text to decimal and the other way for any string input.
Convert text to octal and the other way for any string input.
Convert roman numerals to a number with ease.
Convert a number to written, spelled out words.
Get all possible details about an SSL certificate.
Find A, AAAA, CNAME, MX, NS, TXT, SOA DNS records of a host.
Take an IP and try to look for the domain/host associated with it.
Convert miles per hour (mph) to kilometers per hour (kph) with ease.