--- service: h.root-servers.net metric: traffic-volume start-period: '2016-04-23T00:00:00Z' end-period: '2016-04-23T23:59:59Z' dns-udp-queries-received-ipv4: 2740979762 dns-udp-queries-received-ipv6: 295494564 dns-tcp-queries-received-ipv4: 773035 dns-tcp-queries-received-ipv6: 521038 dns-udp-responses-sent-ipv4: 2667378825 dns-udp-responses-sent-ipv6: 295387573 dns-tcp-responses-sent-ipv4: 449356 dns-tcp-responses-sent-ipv6: 465965