--- service: j.root-servers.net start-period: '2013-10-22T00:00:00Z' end-period: '2013-10-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2403215274 dns-udp-queries-received-ipv6: 147951793 dns-tcp-queries-received-ipv4: 21259721 dns-tcp-queries-received-ipv6: 3690664 dns-udp-responses-sent-ipv4: 2395139946 dns-udp-responses-sent-ipv6: 147903771 dns-tcp-responses-sent-ipv4: 20172946 dns-tcp-responses-sent-ipv6: 466666