--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7464659773 dns-udp-queries-received-ipv6: 1664036540 dns-tcp-queries-received-ipv4: 564347495 dns-tcp-queries-received-ipv6: 224957931 dns-udp-responses-sent-ipv4: 6929725529 dns-udp-responses-sent-ipv6: 1470557006 dns-tcp-responses-sent-ipv4: 381330268 dns-tcp-responses-sent-ipv6: 130516381