--- version: rssac002v4 service: a.root-servers.net start-period: '2024-01-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8004863057 dns-udp-queries-received-ipv6: 1630487008 dns-tcp-queries-received-ipv4: 390747907 dns-tcp-queries-received-ipv6: 67864789 dns-udp-responses-sent-ipv4: 7822405102 dns-udp-responses-sent-ipv6: 1609534061 dns-tcp-responses-sent-ipv4: 370455950 dns-tcp-responses-sent-ipv6: 58401177