--- version: rssac002v3 service: j.root-servers.net start-period: '2021-02-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6832143308 dns-udp-queries-received-ipv6: 1457066662 dns-tcp-queries-received-ipv4: 591445435 dns-tcp-queries-received-ipv6: 98036651 dns-udp-responses-sent-ipv4: 6281926757 dns-udp-responses-sent-ipv6: 1445448703 dns-tcp-responses-sent-ipv4: 404385120 dns-tcp-responses-sent-ipv6: 95093374