--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7727182176 dns-udp-queries-received-ipv6: 1430376778 dns-tcp-queries-received-ipv4: 418948201 dns-tcp-queries-received-ipv6: 71405100 dns-udp-responses-sent-ipv4: 7559163985 dns-udp-responses-sent-ipv6: 1397895972 dns-tcp-responses-sent-ipv4: 394413939 dns-tcp-responses-sent-ipv6: 57028480