--- service: h.root-servers.net metric: traffic-volume start-period: '2016-06-27T00:00:00Z' end-period: '2016-06-27T23:59:59Z' dns-udp-queries-received-ipv4: 2199462345 dns-udp-queries-received-ipv6: 386719027 dns-tcp-queries-received-ipv4: 253614 dns-tcp-queries-received-ipv6: 494069 dns-udp-responses-sent-ipv4: 2177006066 dns-udp-responses-sent-ipv6: 386662025 dns-tcp-responses-sent-ipv4: 96748 dns-tcp-responses-sent-ipv6: 442841