--- service: j.root-servers.net start-period: '2014-03-28T00:00:00Z' end-period: '2014-03-28T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3028323482 dns-udp-queries-received-ipv6: 220759064 dns-tcp-queries-received-ipv4: 24073296 dns-tcp-queries-received-ipv6: 3051590 dns-udp-responses-sent-ipv4: 2979421678 dns-udp-responses-sent-ipv6: 220529566 dns-tcp-responses-sent-ipv4: 22328205 dns-tcp-responses-sent-ipv6: 356