--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5442877298 dns-udp-queries-received-ipv6: 1212435113 dns-tcp-queries-received-ipv4: 298566511 dns-tcp-queries-received-ipv6: 45081572 dns-udp-responses-sent-ipv4: 5313679360 dns-udp-responses-sent-ipv6: 1203978596 dns-tcp-responses-sent-ipv4: 297678794 dns-tcp-responses-sent-ipv6: 42992048