--- service: j.root-servers.net start-period: '2015-12-05T00:00:00Z' end-period: '2015-12-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4077718051 dns-udp-queries-received-ipv6: 530854257 dns-tcp-queries-received-ipv4: 106350413 dns-tcp-queries-received-ipv6: 1888425 dns-udp-responses-sent-ipv4: 3852463554 dns-udp-responses-sent-ipv6: 535815766 dns-tcp-responses-sent-ipv4: 96292947 dns-tcp-responses-sent-ipv6: 322264