DtDNS is described as 'Provides DNS hosting and related services to everyone from home users to hosting firms with hundreds of domain names. Dynamic DNS is supported on all services' and is a Dynamic DNS service in the network & admin category. There are more than 10 alternatives to DtDNS, not only websites but also apps for a variety of platforms, including Linux, Windows, Mac and Self-Hosted apps. The best DtDNS alternative is Quad9, which is free. Other great sites and apps similar to DtDNS are Duck DNS, Cisco Umbrella, No-IP and FreeDNS.
BuddyNS is the fastest-to-synchronize DNS service on the Internet. Whenever you add or modify records for your domain name, BuddyNS synchronizes within 10 minutes, or immediately with SyncNOW!. As a comparison, most alternative services synchronize in one to twelve hours.
Free DNS service for the self-reliant people who want to experiment on their own, or keep all their zones in a single place.
This Free DNS hosting service is provided to help people that don't want to lose time and money with providers not always reactive to DNS changes.
Dynamic DNS is a service that allows you to access a remote machine through a domain name instead of knowing it's IP address.
free-ddns provides dynamic DNS service as alternative as the most common services like no-ip or dyndns
Authoritative, dynamic and geo-DNS, traffic balancing, CDN offload, domain services and DNS firewall. With full DNSSEC support.
China
Fast DynDNS, NoIP alternative. Free service, long-term hostnames (yearly update is enough), ipv6 compatible.
