--- service: m.root-servers.net start-period: '2016-10-28T00:00:00Z' end-period: '2016-10-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3028332231 dns-udp-queries-received-ipv6: 313976016 dns-udp-responses-sent-ipv4: 2894747590 dns-udp-responses-sent-ipv6: 313254430 dns-tcp-queries-received-ipv4: 85267828 dns-tcp-queries-received-ipv6: 7045624 dns-tcp-responses-sent-ipv4: 84420213 dns-tcp-responses-sent-ipv6: 6953898