--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3727024973 dns-udp-queries-received-ipv6: 369609313 dns-tcp-queries-received-ipv4: 149538797 dns-tcp-queries-received-ipv6: 11027082 dns-udp-responses-sent-ipv4: 3724628120 dns-udp-responses-sent-ipv6: 369584911 dns-tcp-responses-sent-ipv4: 149529642 dns-tcp-responses-sent-ipv6: 11035430