--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7369675198 dns-udp-queries-received-ipv6: 1547155929 dns-tcp-queries-received-ipv4: 489301313 dns-tcp-queries-received-ipv6: 83280664 dns-udp-responses-sent-ipv4: 7115476563 dns-udp-responses-sent-ipv6: 1415337689 dns-tcp-responses-sent-ipv4: 462353358 dns-tcp-responses-sent-ipv6: 58743258