--- service: m.root-servers.net start-period: '2016-04-20T00:00:00Z' end-period: '2016-04-20T23:59:59Z' metric: rcode-volume rcodes: 0: 1195374682 1: 995266 2: 105872 3: 1705374817 4: 107112 5: 1393055 6: 106579 7: 105476 8: 105582 9: 120798 10: 105694 11: 106042 12: 106171 13: 105091 14: 105385 15: 105748