}

	log.WithLabels("search", h.searchNamespaces, "servers", h.resolvConfServers).Debugf("initialized DNS")

	if addr == "" {
		addr = "localhost:15053"
	}
	v4, v6 := netutil.ParseIPsSplitToV4V6(dnsConfig.Servers)
	host, port, err := net.SplitHostPort(addr)
	if err != nil {
		return nil, fmt.Errorf("dns address must be a valid host:port: %v", err)
	}
	addresses := []string{addr}