--- service: a.root-servers.net start-period: '2016-11-08T00:00:00Z' end-period: '2016-11-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4878669306 dns-udp-queries-received-ipv6: 428279894 dns-tcp-queries-received-ipv4: 200741840 dns-tcp-queries-received-ipv6: 8839993 dns-udp-responses-sent-ipv4: 4864402812 dns-udp-responses-sent-ipv6: 428167083 dns-tcp-responses-sent-ipv4: 201472203 dns-tcp-responses-sent-ipv6: 8879105