--- version: rssac002v3 service: j.root-servers.net start-period: '2020-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8028700917 dns-udp-queries-received-ipv6: 1550511852 dns-tcp-queries-received-ipv4: 689515600 dns-tcp-queries-received-ipv6: 119372307 dns-udp-responses-sent-ipv4: 7315896957 dns-udp-responses-sent-ipv6: 1519055119 dns-tcp-responses-sent-ipv4: 479491966 dns-tcp-responses-sent-ipv6: 109312905