--- version: rssac002v3 service: j.root-servers.net start-period: '2020-03-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10382778067 dns-udp-queries-received-ipv6: 1256321158 dns-tcp-queries-received-ipv4: 891980680 dns-tcp-queries-received-ipv6: 89953329 dns-udp-responses-sent-ipv4: 9506731244 dns-udp-responses-sent-ipv6: 1252396007 dns-tcp-responses-sent-ipv4: 647839228 dns-tcp-responses-sent-ipv6: 90190670