--- service: j.root-servers.net start-period: '2016-05-27T00:00:00Z' end-period: '2016-05-27T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6526880456 dns-udp-queries-received-ipv6: 726153296 dns-tcp-queries-received-ipv4: 180190141 dns-tcp-queries-received-ipv6: 3377287 dns-udp-responses-sent-ipv4: 6353452070 dns-udp-responses-sent-ipv6: 725622635 dns-tcp-responses-sent-ipv4: 149374120 dns-tcp-responses-sent-ipv6: 677781