--- version: rssac002v3 service: a.root-servers.net start-period: '2021-10-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4531224659 dns-udp-queries-received-ipv6: 1057631493 dns-tcp-queries-received-ipv4: 263028549 dns-tcp-queries-received-ipv6: 88171212 dns-udp-responses-sent-ipv4: 4525552082 dns-udp-responses-sent-ipv6: 1074448400 dns-tcp-responses-sent-ipv4: 258580409 dns-tcp-responses-sent-ipv6: 88935280