--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8813535852 dns-udp-queries-received-ipv6: 1612346270 dns-tcp-queries-received-ipv4: 328030473 dns-tcp-queries-received-ipv6: 58082671 dns-udp-responses-sent-ipv4: 8648259954 dns-udp-responses-sent-ipv6: 1590534742 dns-tcp-responses-sent-ipv4: 311686235 dns-tcp-responses-sent-ipv6: 48762700