--- service: d.root-servers.net start-period: '2016-05-26T00:00:00Z' end-period: '2016-05-26T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5151983932 dns-udp-queries-received-ipv6: 719635776 dns-tcp-queries-received-ipv4: 32364322 dns-tcp-queries-received-ipv6: 733319 dns-udp-responses-sent-ipv4: 5137567381 dns-udp-responses-sent-ipv6: 719418495 dns-tcp-responses-sent-ipv4: 32339228 dns-tcp-responses-sent-ipv6: 733262