--- service: a.root-servers.net start-period: '2014-03-24T00:00:00Z' end-period: '2014-03-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2254509663 dns-udp-queries-received-ipv6: 87673537 dns-tcp-queries-received-ipv4: 11618035 dns-tcp-queries-received-ipv6: 827803 dns-udp-responses-sent-ipv4: 2236439615 dns-udp-responses-sent-ipv6: 87643583 dns-tcp-responses-sent-ipv4: 11650386 dns-tcp-responses-sent-ipv6: 130