--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8500648058 dns-udp-queries-received-ipv6: 1411209687 dns-tcp-queries-received-ipv4: 337743988 dns-tcp-queries-received-ipv6: 42162551 dns-udp-responses-sent-ipv4: 8342545441 dns-udp-responses-sent-ipv6: 1407586780 dns-tcp-responses-sent-ipv4: 321336412 dns-tcp-responses-sent-ipv6: 42309185