--- version: rssac002v4 service: a.root-servers.net start-period: '2024-03-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7951672262 dns-udp-queries-received-ipv6: 1832692688 dns-tcp-queries-received-ipv4: 319071090 dns-tcp-queries-received-ipv6: 54079551 dns-udp-responses-sent-ipv4: 7797879543 dns-udp-responses-sent-ipv6: 1808800673 dns-tcp-responses-sent-ipv4: 302694565 dns-tcp-responses-sent-ipv6: 43300451