Lists all available nameservers.

This endpoint lists all available nameservers, enabling quick viewing and selection for efficient domain routing management.</br></br>Key features include:</br></br>- Clear success messaging: Returns a 200 success code with a confirmation message indicating the successful completion of the requested action.</br>- Comprehensive data retrieval: Returns a comprehensive list of all nameservers, providing a complete and accurate overview for seamless management and analysis.</br>- Controlled data limits: The pageSize parameter allows users to define the maximum number of nameservers to display per page, optimizing data retrieval for specific use cases.</br>- Customizable pagination: The pageNumber parameter allows users to specify the page of results they wish to retrieve, ensuring targeted access to data.</br>- Dynamic filtering: Uses the name parameter to filter results, streamlining access to specific nameservers and enhancing data retrieval efficiency.</br>- Efficient sorting: The sortBy parameter enables users to organize responses by various attributes, offering flexibility in result management.</br>- Secondary status filtering: Uses the isSecondary parameter to filter results, supporting targeted and efficient data retrieval.</br>- System type filtering: Uses the isSystem parameter to filter results, enabling accurate and efficient data selection.