--- version: rssac002v3 service: a.root-servers.net start-period: '2021-07-10T00:00:00Z' metric: rcode-volume '0': 2473766328 '1': 2464291 '2': 439 '3': 3755838156 '4': 49862 '5': 5792 '6': 33 '7': 60 '8': 17 '9': 1025 '10': 24 '11': 423 '12': 198 '13': 35 '14': 48 '15': 132