--- service: h.root-servers.net metric: traffic-volume start-period: '2016-04-02T00:00:00Z' end-period: '2016-04-02T23:59:59Z' dns-udp-queries-received-ipv4: 2791780824 dns-udp-queries-received-ipv6: 267865622 dns-tcp-queries-received-ipv4: 647679 dns-tcp-queries-received-ipv6: 439463 dns-udp-responses-sent-ipv4: 2714726876 dns-udp-responses-sent-ipv6: 267760778 dns-tcp-responses-sent-ipv4: 424109 dns-tcp-responses-sent-ipv6: 406318