--- service: j.root-servers.net start-period: '2014-03-30T00:00:00Z' end-period: '2014-03-30T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2438934400 dns-udp-queries-received-ipv6: 202865448 dns-tcp-queries-received-ipv4: 18763431 dns-tcp-queries-received-ipv6: 3020059 dns-udp-responses-sent-ipv4: 2345960322 dns-udp-responses-sent-ipv6: 202750426 dns-tcp-responses-sent-ipv4: 17181159 dns-tcp-responses-sent-ipv6: 276