--- service: j.root-servers.net start-period: '2014-03-22T00:00:00Z' end-period: '2014-03-22T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2616316928 dns-udp-queries-received-ipv6: 203306840 dns-tcp-queries-received-ipv4: 22125678 dns-tcp-queries-received-ipv6: 2836844 dns-udp-responses-sent-ipv4: 2551145711 dns-udp-responses-sent-ipv6: 203159636 dns-tcp-responses-sent-ipv4: 20300216 dns-tcp-responses-sent-ipv6: 215