--- service: j.root-servers.net start-period: '2014-03-17T00:00:00Z' end-period: '2014-03-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2820761697 dns-udp-queries-received-ipv6: 216944959 dns-tcp-queries-received-ipv4: 23162220 dns-tcp-queries-received-ipv6: 4380043 dns-udp-responses-sent-ipv4: 2814451326 dns-udp-responses-sent-ipv6: 216816768 dns-tcp-responses-sent-ipv4: 22356307 dns-tcp-responses-sent-ipv6: 843