--- service: a.root-servers.net start-period: '2016-10-24T00:00:00Z' end-period: '2016-10-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5028656626 dns-udp-queries-received-ipv6: 416666268 dns-tcp-queries-received-ipv4: 146462549 dns-tcp-queries-received-ipv6: 8218878 dns-udp-responses-sent-ipv4: 5015774102 dns-udp-responses-sent-ipv6: 416493860 dns-tcp-responses-sent-ipv4: 147544931 dns-tcp-responses-sent-ipv6: 8277220