--- service: h.root-servers.net metric: traffic-volume start-period: '2015-11-06T00:00:00Z' end-period: '2015-11-06T23:59:59Z' dns-udp-queries-received-ipv4: 2092042470 dns-udp-queries-received-ipv6: 219773400 dns-tcp-queries-received-ipv4: 284970 dns-tcp-queries-received-ipv6: 315443 dns-udp-responses-sent-ipv4: 2020179023 dns-udp-responses-sent-ipv6: 219535653 dns-tcp-responses-sent-ipv4: 178019 dns-tcp-responses-sent-ipv6: 277300