An emoji domain is a domain name with one or more emoji in it, for example 😉.tld . https://xn--i-7iq.ws/
You can buiild your own Emoji Whois Lookup site and earn money from domainname sales or affiliates.
EMOJI DOMAINS ARE 100% COMPATIBLE WITH ALL BROWSERS!
Most people have no idea they can just type emoji in their address bar and go to a domain.