--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-29T00:00:00Z' end-period: '2016-03-29T23:59:59Z' dns-udp-queries-received-ipv4: 3154273146 dns-udp-queries-received-ipv6: 290339101 dns-tcp-queries-received-ipv4: 673234 dns-tcp-queries-received-ipv6: 456628 dns-udp-responses-sent-ipv4: 3063375602 dns-udp-responses-sent-ipv6: 290508136 dns-tcp-responses-sent-ipv4: 570737 dns-tcp-responses-sent-ipv6: 416974