--- service: a.root-servers.net start-period: '2016-08-03T00:00:00Z' end-period: '2016-08-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3521203717 dns-udp-queries-received-ipv6: 431183804 dns-tcp-queries-received-ipv4: 73460839 dns-tcp-queries-received-ipv6: 5979299 dns-udp-responses-sent-ipv4: 3519126865 dns-udp-responses-sent-ipv6: 431130186 dns-tcp-responses-sent-ipv4: 61720614 dns-tcp-responses-sent-ipv6: 2073835