--- version: rssac002v4 service: a.root-servers.net start-period: '2022-08-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6353779160 dns-udp-queries-received-ipv6: 2320818972 dns-tcp-queries-received-ipv4: 500362311 dns-tcp-queries-received-ipv6: 169354332 dns-udp-responses-sent-ipv4: 6048799858 dns-udp-responses-sent-ipv6: 2316976517 dns-tcp-responses-sent-ipv4: 424562111 dns-tcp-responses-sent-ipv6: 169056752