--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10307648074 dns-udp-queries-received-ipv6: 1588616573 dns-tcp-queries-received-ipv4: 779084008 dns-tcp-queries-received-ipv6: 129526152 dns-udp-responses-sent-ipv4: 9463733355 dns-udp-responses-sent-ipv6: 1552721559 dns-tcp-responses-sent-ipv4: 547974718 dns-tcp-responses-sent-ipv6: 119674357