--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7427824483 dns-udp-queries-received-ipv6: 1395953707 dns-tcp-queries-received-ipv4: 281836827 dns-tcp-queries-received-ipv6: 81302736 dns-udp-responses-sent-ipv4: 7221088133 dns-udp-responses-sent-ipv6: 1393140806 dns-tcp-responses-sent-ipv4: 261416600 dns-tcp-responses-sent-ipv6: 81702848