What to return A-DNS record to?

Question

Domain Name System

Sent to the clients of the hosting NS server, they instead wrote down the sent address in A-DNS. .de domain on godaddy, how to restore default?

Answer 1

all the same, register the NS server. After that, it will no longer matter what they wrote in the godaddy interface

Answer 2

A - the record is used to match the hostname to the IP address
NS - the record describes the DNS servers for the given domain