--- service: h.root-servers.net metric: traffic-volume start-period: '2016-02-22T00:00:00Z' end-period: '2016-02-22T23:59:59Z' dns-udp-queries-received-ipv4: 2979375841 dns-udp-queries-received-ipv6: 254726388 dns-tcp-queries-received-ipv4: 790059 dns-tcp-queries-received-ipv6: 664075 dns-udp-responses-sent-ipv4: 2790681046 dns-udp-responses-sent-ipv6: 254536336 dns-tcp-responses-sent-ipv4: 467576 dns-tcp-responses-sent-ipv6: 601825