--- version: rssac002v3 service: j.root-servers.net start-period: '2021-02-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7055711512 dns-udp-queries-received-ipv6: 1486307294 dns-tcp-queries-received-ipv4: 625908030 dns-tcp-queries-received-ipv6: 105669479 dns-udp-responses-sent-ipv4: 6480590440 dns-udp-responses-sent-ipv6: 1474050218 dns-tcp-responses-sent-ipv4: 422980568 dns-tcp-responses-sent-ipv6: 101266622