--- service: a.root-servers.net start-period: '2014-10-04T00:00:00Z' end-period: '2014-10-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2149093566 dns-udp-queries-received-ipv6: 117538064 dns-tcp-queries-received-ipv4: 11851083 dns-tcp-queries-received-ipv6: 1600747 dns-udp-responses-sent-ipv4: 2146154274 dns-udp-responses-sent-ipv6: 117466358 dns-tcp-responses-sent-ipv4: 10772789 dns-tcp-responses-sent-ipv6: 1206210