--- service: d.root-servers.net start-period: '2016-03-10T00:00:00Z' end-period: '2016-03-10T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4257879430 dns-udp-queries-received-ipv6: 512210956 dns-tcp-queries-received-ipv4: 28772496 dns-tcp-queries-received-ipv6: 1170820 dns-udp-responses-sent-ipv4: 4240003155 dns-udp-responses-sent-ipv6: 511915534 dns-tcp-responses-sent-ipv4: 28756725 dns-tcp-responses-sent-ipv6: 1170773