--- version: rssac002v3 service: a.root-servers.net start-period: '2020-11-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7949900828 dns-udp-queries-received-ipv6: 1512483025 dns-tcp-queries-received-ipv4: 331432527 dns-tcp-queries-received-ipv6: 104972587 dns-udp-responses-sent-ipv4: 7735287185 dns-udp-responses-sent-ipv6: 1510077719 dns-tcp-responses-sent-ipv4: 312682034 dns-tcp-responses-sent-ipv6: 105488283