--- service: j.root-servers.net start-period: '2014-11-21T00:00:00Z' end-period: '2014-11-21T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3048386126 dns-udp-queries-received-ipv6: 200960945 dns-tcp-queries-received-ipv4: 31111745 dns-tcp-queries-received-ipv6: 5242917 dns-udp-responses-sent-ipv4: 3034286562 dns-udp-responses-sent-ipv6: 200762008 dns-tcp-responses-sent-ipv4: 31110370 dns-tcp-responses-sent-ipv6: 4656632