--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7952492074 dns-udp-queries-received-ipv6: 1587458303 dns-tcp-queries-received-ipv4: 336174272 dns-tcp-queries-received-ipv6: 61601031 dns-udp-responses-sent-ipv4: 7787124427 dns-udp-responses-sent-ipv6: 1563378320 dns-tcp-responses-sent-ipv4: 319388332 dns-tcp-responses-sent-ipv6: 51212870