--- version: rssac002v3 service: a.root-servers.net start-period: '2017-11-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3884711281 dns-udp-queries-received-ipv6: 437119971 dns-tcp-queries-received-ipv4: 211794220 dns-tcp-queries-received-ipv6: 12626585 dns-udp-responses-sent-ipv4: 3883264573 dns-udp-responses-sent-ipv6: 437105637 dns-tcp-responses-sent-ipv4: 212559445 dns-tcp-responses-sent-ipv6: 12720069