--- version: rssac002v4 service: a.root-servers.net start-period: '2022-03-17T00:00:00Z' metric: rcode-volume '0': 3693017843 '1': 2968600 '2': 587 '3': 3889946094 '4': 97369 '5': 2016 '6': 59 '7': 58 '8': 66 '9': 302 '10': 599 '11': 1937 '12': 762 '13': 52 '14': 664 '15': 133