--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5926050744 dns-udp-queries-received-ipv6: 1919712858 dns-tcp-queries-received-ipv4: 321686616 dns-tcp-queries-received-ipv6: 62858172 dns-udp-responses-sent-ipv4: 5720193048 dns-udp-responses-sent-ipv6: 1894691884 dns-tcp-responses-sent-ipv4: 291087858 dns-tcp-responses-sent-ipv6: 56800764