--- version: rssac002v4 service: a.root-servers.net start-period: '2024-03-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7532266954 dns-udp-queries-received-ipv6: 1917976215 dns-tcp-queries-received-ipv4: 342473630 dns-tcp-queries-received-ipv6: 61786110 dns-udp-responses-sent-ipv4: 7371325573 dns-udp-responses-sent-ipv6: 1890545999 dns-tcp-responses-sent-ipv4: 319166722 dns-tcp-responses-sent-ipv6: 49690634