--- service: h.root-servers.net metric: traffic-volume start-period: '2016-03-16T00:00:00Z' end-period: '2016-03-16T23:59:59Z' dns-udp-queries-received-ipv4: 2860239144 dns-udp-queries-received-ipv6: 265541832 dns-tcp-queries-received-ipv4: 1029767 dns-tcp-queries-received-ipv6: 598277 dns-udp-responses-sent-ipv4: 2775660723 dns-udp-responses-sent-ipv6: 265640419 dns-tcp-responses-sent-ipv4: 606420 dns-tcp-responses-sent-ipv6: 527349