--- service: j.root-servers.net start-period: '2015-11-17T00:00:00Z' end-period: '2015-11-17T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3852529496 dns-udp-queries-received-ipv6: 435587306 dns-tcp-queries-received-ipv4: 74381841 dns-tcp-queries-received-ipv6: 1719468 dns-udp-responses-sent-ipv4: 3722599933 dns-udp-responses-sent-ipv6: 438039941 dns-tcp-responses-sent-ipv4: 71441423 dns-tcp-responses-sent-ipv6: 299542