--- service: a.root-servers.net start-period: '2016-11-06T00:00:00Z' end-period: '2016-11-06T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4404983192 dns-udp-queries-received-ipv6: 397736795 dns-tcp-queries-received-ipv4: 158824920 dns-tcp-queries-received-ipv6: 7761062 dns-udp-responses-sent-ipv4: 4391015295 dns-udp-responses-sent-ipv6: 397365739 dns-tcp-responses-sent-ipv4: 160075229 dns-tcp-responses-sent-ipv6: 7737707