--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7683066811 dns-udp-queries-received-ipv6: 1499414422 dns-tcp-queries-received-ipv4: 298968064 dns-tcp-queries-received-ipv6: 106291981 dns-udp-responses-sent-ipv4: 7458827892 dns-udp-responses-sent-ipv6: 1496532547 dns-tcp-responses-sent-ipv4: 278713665 dns-tcp-responses-sent-ipv6: 106769736