--- version: rssac002v3 service: a.root-servers.net start-period: '2020-03-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7449323773 dns-udp-queries-received-ipv6: 1167065759 dns-tcp-queries-received-ipv4: 349962138 dns-tcp-queries-received-ipv6: 109484494 dns-udp-responses-sent-ipv4: 7205194256 dns-udp-responses-sent-ipv6: 1165475219 dns-tcp-responses-sent-ipv4: 333773184 dns-tcp-responses-sent-ipv6: 109620281