--- version: rssac002v3 service: a.root-servers.net start-period: '2020-09-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8180491852 dns-udp-queries-received-ipv6: 1565646111 dns-tcp-queries-received-ipv4: 308591844 dns-tcp-queries-received-ipv6: 118091931 dns-udp-responses-sent-ipv4: 7931843990 dns-udp-responses-sent-ipv6: 1563365687 dns-tcp-responses-sent-ipv4: 276765320 dns-tcp-responses-sent-ipv6: 118802301