--- version: rssac002v3 service: j.root-servers.net start-period: '2020-05-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9688138226 dns-udp-queries-received-ipv6: 1690569741 dns-tcp-queries-received-ipv4: 734783746 dns-tcp-queries-received-ipv6: 220763615 dns-udp-responses-sent-ipv4: 9096930911 dns-udp-responses-sent-ipv6: 1613595647 dns-tcp-responses-sent-ipv4: 570087410 dns-tcp-responses-sent-ipv6: 188371417