--- service: a.root-servers.net start-period: '2016-11-04T00:00:00Z' end-period: '2016-11-04T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4953572408 dns-udp-queries-received-ipv6: 445638937 dns-tcp-queries-received-ipv4: 201856134 dns-tcp-queries-received-ipv6: 8201951 dns-udp-responses-sent-ipv4: 4942746156 dns-udp-responses-sent-ipv6: 445387272 dns-tcp-responses-sent-ipv4: 202539673 dns-tcp-responses-sent-ipv6: 8211747