--- version: rssac002v3 service: a.root-servers.net start-period: '2017-07-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4023664186 dns-udp-queries-received-ipv6: 372874154 dns-tcp-queries-received-ipv4: 162594647 dns-tcp-queries-received-ipv6: 9163314 dns-udp-responses-sent-ipv4: 4022397687 dns-udp-responses-sent-ipv6: 372844490 dns-tcp-responses-sent-ipv4: 162681215 dns-tcp-responses-sent-ipv6: 9244561