--- service: j.root-servers.net start-period: '2013-10-30T00:00:00Z' end-period: '2013-10-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2417084234 dns-udp-queries-received-ipv6: 164479156 dns-tcp-queries-received-ipv4: 23292054 dns-tcp-queries-received-ipv6: 3380806 dns-udp-responses-sent-ipv4: 2410424086 dns-udp-responses-sent-ipv6: 164445650 dns-tcp-responses-sent-ipv4: 19992867 dns-tcp-responses-sent-ipv6: 94539