--- service: j.root-servers.net start-period: '2016-04-05T00:00:00Z' end-period: '2016-04-05T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5530969371 dns-udp-queries-received-ipv6: 710880808 dns-tcp-queries-received-ipv4: 166484102 dns-tcp-queries-received-ipv6: 2657986 dns-udp-responses-sent-ipv4: 5260212284 dns-udp-responses-sent-ipv6: 712364567 dns-tcp-responses-sent-ipv4: 150586149 dns-tcp-responses-sent-ipv6: 303475