DNS hosting service can be referred to as the servers used for hosting of the DNS. Most of the DNS registering institutes also provide the DNS hosting service. There may also be the free of charge DNS hosting services. Many DNS providers may provide their clients with dynamical DNS.
The DNS hosting is optimal when the provider has numerous servers located in different geographical places. It helps to reduce latency for users all over the world. Because of the fact that DNS nodes are located closer to the end users, DNS queries go a much shorter way. This leads to the fact that the end user gets access to resources much quicker.