--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6065781521 dns-udp-queries-received-ipv6: 1404726184 dns-tcp-queries-received-ipv4: 315043831 dns-tcp-queries-received-ipv6: 48140496 dns-udp-responses-sent-ipv4: 5924162274 dns-udp-responses-sent-ipv6: 1395297018 dns-tcp-responses-sent-ipv4: 306785652 dns-tcp-responses-sent-ipv6: 45576430