Domainz.io - Premium domains, for not so premium prices
Amazon Route 53 - Amazon Route 53 is a highly available and scalable DNS web service.
Brandpa - Domain names for startups
DNS Made Easy - DNS performance, reliability, and security have never been easier.
Undeveloped - Domains you never thought were available
Cloudflare DNS - Install the free app that makes your phone’s Internet more fast, private, and reliable.