--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7193339700 dns-udp-queries-received-ipv6: 1337677350 dns-tcp-queries-received-ipv4: 285335585 dns-tcp-queries-received-ipv6: 101251372 dns-udp-responses-sent-ipv4: 6980749697 dns-udp-responses-sent-ipv6: 1335687913 dns-tcp-responses-sent-ipv4: 269974776 dns-tcp-responses-sent-ipv6: 101583792