--- service: h.root-servers.net metric: rcode-volume start-period: '2015-08-17T00:00:00Z' end-period: '2015-08-17T23:59:59Z' rcodes: 0: 646302958 1: 2735711 16: 10 2: 110 3: 1538136852 4: 1313911 5: 35411 9: 10