--- version: rssac002v3 service: j.root-servers.net start-period: '2020-03-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9383163649 dns-udp-queries-received-ipv6: 1273674583 dns-tcp-queries-received-ipv4: 737276178 dns-tcp-queries-received-ipv6: 135590865 dns-udp-responses-sent-ipv4: 8699023401 dns-udp-responses-sent-ipv6: 1267559270 dns-tcp-responses-sent-ipv4: 543985916 dns-tcp-responses-sent-ipv6: 136804974