--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7484172221 dns-udp-queries-received-ipv6: 1512504533 dns-tcp-queries-received-ipv4: 401290058 dns-tcp-queries-received-ipv6: 67460854 dns-udp-responses-sent-ipv4: 7319073180 dns-udp-responses-sent-ipv6: 1480365853 dns-tcp-responses-sent-ipv4: 379675059 dns-tcp-responses-sent-ipv6: 52698048