internal LookupClientSettings(LookupClientOptions options, IReadOnlyCollection <NameServer> overrideServers)
     : base(options, overrideServers)
 {
     MinimumCacheTimeout = options.MinimumCacheTimeout;
     MaximumCacheTimeout = options.MaximumCacheTimeout;
 }
 /// <summary>
 /// Creates a new instance of <see cref="LookupClientSettings"/>.
 /// </summary>
 public LookupClientSettings(LookupClientOptions options)
     : base(options)
 {
     MinimumCacheTimeout = options.MinimumCacheTimeout;
     MaximumCacheTimeout = options.MaximumCacheTimeout;
 }