--- version: rssac002v3 service: d.root-servers.net start-period: '2020-01-19T00:00:00Z' end-period: '2020-01-19T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8640984431 dns-udp-queries-received-ipv6: 1522717399 dns-tcp-queries-received-ipv4: 711509949 dns-tcp-queries-received-ipv6: 118613185 dns-udp-responses-sent-ipv4: 8640959595 dns-udp-responses-sent-ipv6: 1522683254 dns-tcp-responses-sent-ipv4: 710989395 dns-tcp-responses-sent-ipv6: 118430266