--- version: rssac002v3 service: a.root-servers.net start-period: '2020-06-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8244113291 dns-udp-queries-received-ipv6: 1703949752 dns-tcp-queries-received-ipv4: 270763331 dns-tcp-queries-received-ipv6: 96355743 dns-udp-responses-sent-ipv4: 8014851510 dns-udp-responses-sent-ipv6: 1702146967 dns-tcp-responses-sent-ipv4: 253677846 dns-tcp-responses-sent-ipv6: 96863802