--- service: d.root-servers.net start-period: '2016-05-24T00:00:00Z' end-period: '2016-05-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5837655928 dns-udp-queries-received-ipv6: 732655370 dns-tcp-queries-received-ipv4: 33995823 dns-tcp-queries-received-ipv6: 714657 dns-udp-responses-sent-ipv4: 5818774528 dns-udp-responses-sent-ipv6: 732373384 dns-tcp-responses-sent-ipv4: 33944312 dns-tcp-responses-sent-ipv6: 714476