--- version: rssac002v3 service: a.root-servers.net start-period: '2018-11-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3915117813 dns-udp-queries-received-ipv6: 684196183 dns-tcp-queries-received-ipv4: 108808966 dns-tcp-queries-received-ipv6: 29813694 dns-udp-responses-sent-ipv4: 3799850443 dns-udp-responses-sent-ipv6: 683746263 dns-tcp-responses-sent-ipv4: 106000617 dns-tcp-responses-sent-ipv6: 29962939