--- service: i.root-servers.net start-period: '2015-11-05T00:00:00Z' end-period: '2015-11-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4578997216 dns-udp-queries-received-ipv6: 321721520 dns-tcp-queries-received-ipv4: 32020442 dns-tcp-queries-received-ipv6: 519206 dns-udp-responses-sent-ipv4: 4521166607 dns-udp-responses-sent-ipv6: 327638163 dns-tcp-responses-sent-ipv4: 32219893 dns-tcp-responses-sent-ipv6: 522666