--- service: h.root-servers.net metric: traffic-volume start-period: '2016-02-02T00:00:00Z' end-period: '2016-02-02T23:59:59Z' dns-udp-queries-received-ipv4: 3056081368 dns-udp-queries-received-ipv6: 247838510 dns-tcp-queries-received-ipv4: 616647 dns-tcp-queries-received-ipv6: 390163 dns-udp-responses-sent-ipv4: 2851961296 dns-udp-responses-sent-ipv6: 247661518 dns-tcp-responses-sent-ipv4: 375717 dns-tcp-responses-sent-ipv6: 338672