--- version: rssac002v4 service: a.root-servers.net start-period: '2023-02-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6918002653 dns-udp-queries-received-ipv6: 2785230687 dns-tcp-queries-received-ipv4: 432121577 dns-tcp-queries-received-ipv6: 385011879 dns-udp-responses-sent-ipv4: 6344588920 dns-udp-responses-sent-ipv6: 2442478643 dns-tcp-responses-sent-ipv4: 359978580 dns-tcp-responses-sent-ipv6: 356692063