--- service: j.root-servers.net start-period: '2017-02-12T00:00:00Z' end-period: '2017-02-12T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5925286054 dns-udp-queries-received-ipv6: 637142905 dns-tcp-queries-received-ipv4: 171167731 dns-tcp-queries-received-ipv6: 12767946 dns-udp-responses-sent-ipv4: 5805351941 dns-udp-responses-sent-ipv6: 634682217 dns-tcp-responses-sent-ipv4: 148286965 dns-tcp-responses-sent-ipv6: 12927225