--- version: rssac002v3 service: j.root-servers.net start-period: '2020-03-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9428592140 dns-udp-queries-received-ipv6: 1269807183 dns-tcp-queries-received-ipv4: 688743063 dns-tcp-queries-received-ipv6: 90407852 dns-udp-responses-sent-ipv4: 8707180174 dns-udp-responses-sent-ipv6: 1265086638 dns-tcp-responses-sent-ipv4: 509534871 dns-tcp-responses-sent-ipv6: 90441433