--- service: j.root-servers.net start-period: '2017-01-08T00:00:00Z' end-period: '2017-01-08T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5939620583 dns-udp-queries-received-ipv6: 590093944 dns-tcp-queries-received-ipv4: 180255780 dns-tcp-queries-received-ipv6: 10662547 dns-udp-responses-sent-ipv4: 5832879270 dns-udp-responses-sent-ipv6: 593888740 dns-tcp-responses-sent-ipv4: 165265514 dns-tcp-responses-sent-ipv6: 10787547