--- service: a.root-servers.net start-period: '2016-08-05T00:00:00Z' end-period: '2016-08-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3689187283 dns-udp-queries-received-ipv6: 422105103 dns-tcp-queries-received-ipv4: 79278669 dns-tcp-queries-received-ipv6: 4692743 dns-udp-responses-sent-ipv4: 3695077635 dns-udp-responses-sent-ipv6: 422071915 dns-tcp-responses-sent-ipv4: 72777611 dns-tcp-responses-sent-ipv6: 2953970