--- service: j.root-servers.net start-period: '2014-03-20T00:00:00Z' end-period: '2014-03-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2947027166 dns-udp-queries-received-ipv6: 228000694 dns-tcp-queries-received-ipv4: 23199044 dns-tcp-queries-received-ipv6: 4106084 dns-udp-responses-sent-ipv4: 2918129836 dns-udp-responses-sent-ipv6: 226355220 dns-tcp-responses-sent-ipv4: 21540666 dns-tcp-responses-sent-ipv6: 968