--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3537633919 dns-udp-queries-received-ipv6: 427759431 dns-tcp-queries-received-ipv4: 125079369 dns-tcp-queries-received-ipv6: 11421935 dns-udp-responses-sent-ipv4: 3535857992 dns-udp-responses-sent-ipv6: 427747579 dns-tcp-responses-sent-ipv4: 125211847 dns-tcp-responses-sent-ipv6: 11531508