--- version: rssac002v3 service: j.root-servers.net start-period: '2020-12-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6153763534 dns-udp-queries-received-ipv6: 1335158954 dns-tcp-queries-received-ipv4: 557221850 dns-tcp-queries-received-ipv6: 101752711 dns-udp-responses-sent-ipv4: 5603300056 dns-udp-responses-sent-ipv6: 1314409450 dns-tcp-responses-sent-ipv4: 400476080 dns-tcp-responses-sent-ipv6: 98699844