Modern and friendly business name that stands for "Rich Kids Of Instagram".
The word "rkoi" contains only four letters and only one syllable. Single-syllable names are exceptionally rare and highly prestigious. Successful brands using one syllable names include Path, Box and Nike.
Rkoi.com is a dot-com domain. Dot com domains are the most popular, and the most valuable. Once you own a dot-com, it will be much easier to rank for your own name in Google.