--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-11T00:00:00Z' end-period: '2015-11-11T23:59:59Z' dns-udp-queries-received-ipv4: 2247851565 dns-udp-queries-received-ipv6: 219865574 dns-tcp-queries-received-ipv4: 295808 dns-tcp-queries-received-ipv6: 298960 dns-udp-responses-sent-ipv4: 2067547021 dns-udp-responses-sent-ipv6: 219601368 dns-tcp-responses-sent-ipv4: 192224 dns-tcp-responses-sent-ipv6: 266471