--- version: rssac002v4 service: a.root-servers.net start-period: '2024-01-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8551390273 dns-udp-queries-received-ipv6: 1765102539 dns-tcp-queries-received-ipv4: 390158692 dns-tcp-queries-received-ipv6: 73728822 dns-udp-responses-sent-ipv4: 8377323414 dns-udp-responses-sent-ipv6: 1734998316 dns-tcp-responses-sent-ipv4: 376895310 dns-tcp-responses-sent-ipv6: 63171414