--- service: j.root-servers.net start-period: '2013-11-25T00:00:00Z' end-period: '2013-11-25T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 2511871174 dns-udp-queries-received-ipv6: 121797673 dns-tcp-queries-received-ipv4: 22978698 dns-tcp-queries-received-ipv6: 3733893 dns-udp-responses-sent-ipv4: 2492887764 dns-udp-responses-sent-ipv6: 121765105 dns-tcp-responses-sent-ipv4: 24657209 dns-tcp-responses-sent-ipv6: 436