--- service: j.root-servers.net start-period: '2013-10-14T00:00:00Z' end-period: '2013-10-14T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 1861817922 dns-udp-queries-received-ipv6: 139078582 dns-tcp-queries-received-ipv4: 16008087 dns-tcp-queries-received-ipv6: 3367634 dns-udp-responses-sent-ipv4: 1853365267 dns-udp-responses-sent-ipv6: 139046127 dns-tcp-responses-sent-ipv4: 17813258 dns-tcp-responses-sent-ipv6: 83506