--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8275269391 dns-udp-queries-received-ipv6: 1566091630 dns-tcp-queries-received-ipv4: 270919726 dns-tcp-queries-received-ipv6: 95659003 dns-udp-responses-sent-ipv4: 8029785243 dns-udp-responses-sent-ipv6: 1564210231 dns-tcp-responses-sent-ipv4: 251863025 dns-tcp-responses-sent-ipv6: 96068394