Unlock - Monetize your content with a few lines of code
Ethereum Name Service - Like DNS, but for Ethereum wallet addresses
HitPay - Send or receive money using a modern payments interface
How DNS Works - Super cute web comics about 'How DNS Works' for beginners!
ZELF - Instant money in messengers
SolveDNS - SolveDNS works to check your name servers, a records, and mail servers, SOA records for errors, consistency, efficiency and speed using several DNS tests.