--- service: h.root-servers.net metric: rcode-volume start-period: '2016-02-26T00:00:00Z' end-period: '2016-02-26T23:59:59Z' rcodes: 0: 801362534 1: 1538704 16: 16 2: 227 3: 2224059155 4: 1060837 5: 20527 9: 16