--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8033667136 dns-udp-queries-received-ipv6: 1537165440 dns-tcp-queries-received-ipv4: 394454166 dns-tcp-queries-received-ipv6: 68241412 dns-udp-responses-sent-ipv4: 7857557591 dns-udp-responses-sent-ipv6: 1516169178 dns-tcp-responses-sent-ipv4: 372094291 dns-tcp-responses-sent-ipv6: 59067586