--- service: a.root-servers.net start-period: '2016-11-05T00:00:00Z' end-period: '2016-11-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4210983644 dns-udp-queries-received-ipv6: 405884030 dns-tcp-queries-received-ipv4: 172527881 dns-tcp-queries-received-ipv6: 7381612 dns-udp-responses-sent-ipv4: 4201634869 dns-udp-responses-sent-ipv6: 405759869 dns-tcp-responses-sent-ipv4: 173293033 dns-tcp-responses-sent-ipv6: 7402152