--- service: j.root-servers.net start-period: '2014-07-07T00:00:00Z' end-period: '2014-07-07T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4211469622 dns-udp-queries-received-ipv6: 248148565 dns-tcp-queries-received-ipv4: 55814720 dns-tcp-queries-received-ipv6: 3678309 dns-udp-responses-sent-ipv4: 4237496250 dns-udp-responses-sent-ipv6: 248060090 dns-tcp-responses-sent-ipv4: 57420927 dns-tcp-responses-sent-ipv6: 2825529