--- service: a.root-servers.net start-period: '2016-11-24T00:00:00Z' end-period: '2016-11-24T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4836481284 dns-udp-queries-received-ipv6: 429203506 dns-tcp-queries-received-ipv4: 219275920 dns-tcp-queries-received-ipv6: 10528325 dns-udp-responses-sent-ipv4: 4819225787 dns-udp-responses-sent-ipv6: 429019070 dns-tcp-responses-sent-ipv4: 220141299 dns-tcp-responses-sent-ipv6: 10581899