--- version: rssac002v4 service: a.root-servers.net start-period: '2024-02-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7687636048 dns-udp-queries-received-ipv6: 2038082805 dns-tcp-queries-received-ipv4: 353506112 dns-tcp-queries-received-ipv6: 63306822 dns-udp-responses-sent-ipv4: 7513032767 dns-udp-responses-sent-ipv6: 2012455297 dns-tcp-responses-sent-ipv4: 331973352 dns-tcp-responses-sent-ipv6: 51517449