--- version: rssac002v3 service: a.root-servers.net start-period: '2019-11-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6254932101 dns-udp-queries-received-ipv6: 1358775907 dns-tcp-queries-received-ipv4: 231186574 dns-tcp-queries-received-ipv6: 75197613 dns-udp-responses-sent-ipv4: 6084225829 dns-udp-responses-sent-ipv6: 1357705260 dns-tcp-responses-sent-ipv4: 227869885 dns-tcp-responses-sent-ipv6: 75569964