--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6704434774 dns-udp-queries-received-ipv6: 1639083834 dns-tcp-queries-received-ipv4: 390513262 dns-tcp-queries-received-ipv6: 50377284 dns-udp-responses-sent-ipv4: 6552654615 dns-udp-responses-sent-ipv6: 1624728962 dns-tcp-responses-sent-ipv4: 376530492 dns-tcp-responses-sent-ipv6: 45474826