Amazon Route 53 - Amazon Route 53 is a highly available and scalable DNS web service.
EuroDynDNS - Dynamic DNS allows domain names to be assigned to a computer with a dynamic IP address.
Cloudflare DNS - Install the free app that makes your phone’s Internet more fast, private, and reliable.
ChangeIP - The Fastest and Most Reliable Dynamic DNS
Infoblox DDI - Infoblox’s industry leading integrated, centrally managed approach to delivering enterprise-grade DNS, DHCP, and IP address management (DDI) supports current and evolving IT needs.
ClouDNS - ClouDNS is a platform that allows users to keep their websites, data, and network security all the time.