--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3390040131 dns-udp-queries-received-ipv6: 349446963 dns-tcp-queries-received-ipv4: 86711202 dns-tcp-queries-received-ipv6: 11130672 dns-udp-responses-sent-ipv4: 3387037823 dns-udp-responses-sent-ipv6: 349426287 dns-tcp-responses-sent-ipv4: 86408268 dns-tcp-responses-sent-ipv6: 11168454