--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7547035165 dns-udp-queries-received-ipv6: 1412764102 dns-tcp-queries-received-ipv4: 415493586 dns-tcp-queries-received-ipv6: 68134284 dns-udp-responses-sent-ipv4: 7386283144 dns-udp-responses-sent-ipv6: 1388180923 dns-tcp-responses-sent-ipv4: 392002490 dns-tcp-responses-sent-ipv6: 56667167