--- service: j.root-servers.net start-period: '2013-11-09T00:00:00Z' end-period: '2013-11-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2262474191 dns-udp-queries-received-ipv6: 161525274 dns-tcp-queries-received-ipv4: 21022169 dns-tcp-queries-received-ipv6: 3608315 dns-udp-responses-sent-ipv4: 2253855243 dns-udp-responses-sent-ipv6: 161515494 dns-tcp-responses-sent-ipv4: 19986707 dns-tcp-responses-sent-ipv6: 90619