--- service: j.root-servers.net start-period: '2014-12-14T00:00:00Z' end-period: '2014-12-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2734728703 dns-udp-queries-received-ipv6: 216016551 dns-tcp-queries-received-ipv4: 27430142 dns-tcp-queries-received-ipv6: 5409150 dns-udp-responses-sent-ipv4: 2729818454 dns-udp-responses-sent-ipv6: 215996698 dns-tcp-responses-sent-ipv4: 27416337 dns-tcp-responses-sent-ipv6: 4741253