--- version: rssac002v3 service: a.root-servers.net start-period: '2019-11-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5909358157 dns-udp-queries-received-ipv6: 1316195668 dns-tcp-queries-received-ipv4: 223537845 dns-tcp-queries-received-ipv6: 74520477 dns-udp-responses-sent-ipv4: 5754590454 dns-udp-responses-sent-ipv6: 1315426761 dns-tcp-responses-sent-ipv4: 220063478 dns-tcp-responses-sent-ipv6: 74828327