--- service: j.root-servers.net start-period: '2016-05-09T00:00:00Z' end-period: '2016-05-09T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5896169985 dns-udp-queries-received-ipv6: 704622260 dns-tcp-queries-received-ipv4: 183051341 dns-tcp-queries-received-ipv6: 3273248 dns-udp-responses-sent-ipv4: 5635866937 dns-udp-responses-sent-ipv6: 704905169 dns-tcp-responses-sent-ipv4: 154962550 dns-tcp-responses-sent-ipv6: 763853