--- service: h.root-servers.net metric: rcode-volume start-period: '2015-08-02T00:00:00Z' end-period: '2015-08-02T23:59:59Z' rcodes: 0: 403938955 1: 1353357 16: 3 2: 6 3: 833964250 4: 705523 5: 25272 9: 6