rdnsquerier

type Component interface {
	GetHostnameAsync([]byte, func(string), func(string, error)) error
	GetHostname(context.Context, string) (string, error)
	GetHostnames(context.Context, []string) map[string]ReverseDNSResult
}

type ReverseDNSResult struct {
	IP       string
	Hostname string
	Err      error
}