--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7716109723 dns-udp-queries-received-ipv6: 1453413345 dns-tcp-queries-received-ipv4: 392810999 dns-tcp-queries-received-ipv6: 74502124 dns-udp-responses-sent-ipv4: 7536817433 dns-udp-responses-sent-ipv6: 1418660650 dns-tcp-responses-sent-ipv4: 365936853 dns-tcp-responses-sent-ipv6: 58342112