--- version: rssac002v3 service: a.root-servers.net start-period: '2020-08-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8728703012 dns-udp-queries-received-ipv6: 1666907812 dns-tcp-queries-received-ipv4: 300512454 dns-tcp-queries-received-ipv6: 83572161 dns-udp-responses-sent-ipv4: 8487089055 dns-udp-responses-sent-ipv6: 1664477531 dns-tcp-responses-sent-ipv4: 278351484 dns-tcp-responses-sent-ipv6: 84283173