--- version: rssac002v3 service: m.root-servers.net start-period: '2019-07-31T00:00:00Z' metric: rcode-volume rcodes: 0: 1967881088 1: 1238371 2: 166752 3: 3216863104 4: 167797 5: 914993 6: 166607 7: 167222 8: 166628 9: 171899 10: 165979 11: 165964 12: 165347 13: 166649 14: 166988 15: 167319