--- version: rssac002v3 service: j.root-servers.net start-period: '2020-12-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7116410647 dns-udp-queries-received-ipv6: 1215497366 dns-tcp-queries-received-ipv4: 705750586 dns-tcp-queries-received-ipv6: 91040516 dns-udp-responses-sent-ipv4: 6431793512 dns-udp-responses-sent-ipv6: 1210650124 dns-tcp-responses-sent-ipv4: 468251648 dns-tcp-responses-sent-ipv6: 90863719