--- version: rssac002v4 service: a.root-servers.net start-period: '2023-11-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7657970270 dns-udp-queries-received-ipv6: 1549983279 dns-tcp-queries-received-ipv4: 471721893 dns-tcp-queries-received-ipv6: 64157820 dns-udp-responses-sent-ipv4: 7495995430 dns-udp-responses-sent-ipv6: 1521899608 dns-tcp-responses-sent-ipv4: 453458782 dns-tcp-responses-sent-ipv6: 51273417