--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7307109124 dns-udp-queries-received-ipv6: 1944125032 dns-tcp-queries-received-ipv4: 334361559 dns-tcp-queries-received-ipv6: 54191961 dns-udp-responses-sent-ipv4: 7158373305 dns-udp-responses-sent-ipv6: 1922638268 dns-tcp-responses-sent-ipv4: 318451852 dns-tcp-responses-sent-ipv6: 44908982