--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9750903578 dns-udp-queries-received-ipv6: 1314502024 dns-tcp-queries-received-ipv4: 812993133 dns-tcp-queries-received-ipv6: 161291757 dns-udp-responses-sent-ipv4: 9074237793 dns-udp-responses-sent-ipv6: 1287325699 dns-tcp-responses-sent-ipv4: 605232977 dns-tcp-responses-sent-ipv6: 153403223