--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-25T00:00:00Z' end-period: '2016-03-25T23:59:59Z' dns-udp-queries-received-ipv4: 2825036310 dns-udp-queries-received-ipv6: 283001271 dns-tcp-queries-received-ipv4: 765189 dns-tcp-queries-received-ipv6: 353291 dns-udp-responses-sent-ipv4: 2748412666 dns-udp-responses-sent-ipv6: 282928464 dns-tcp-responses-sent-ipv4: 370259 dns-tcp-responses-sent-ipv6: 302526