--- version: rssac002v4 service: a.root-servers.net start-period: '2023-07-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6545102455 dns-udp-queries-received-ipv6: 1520784330 dns-tcp-queries-received-ipv4: 337570534 dns-tcp-queries-received-ipv6: 50495330 dns-udp-responses-sent-ipv4: 6379886528 dns-udp-responses-sent-ipv6: 1508515409 dns-tcp-responses-sent-ipv4: 323473964 dns-tcp-responses-sent-ipv6: 46416622