--- version: rssac002v3 service: j.root-servers.net start-period: '2020-12-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8490341809 dns-udp-queries-received-ipv6: 1638421086 dns-tcp-queries-received-ipv4: 733460552 dns-tcp-queries-received-ipv6: 113593691 dns-udp-responses-sent-ipv4: 7705370188 dns-udp-responses-sent-ipv6: 1610088001 dns-tcp-responses-sent-ipv4: 513935232 dns-tcp-responses-sent-ipv6: 102942390