public InetSocketAddress resolve(ClickHouseProtocol protocol, String host, int port) {
        return new InetSocketAddress(host, port);
    }
Default DNS resolver. It tries to look up service record (SRV record) when
{@link com.clickhouse.client.config.ClickHouseDefaults#SRV_RESOLVE} is set to
{@code true}.
clickhouse-client/src/main/java/com/clickhouse/client/ClickHouseDnsResolver.java