--- version: rssac002v4 service: a.root-servers.net start-period: '2023-01-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6008802649 dns-udp-queries-received-ipv6: 1714535624 dns-tcp-queries-received-ipv4: 376438781 dns-tcp-queries-received-ipv6: 105139887 dns-udp-responses-sent-ipv4: 5671228201 dns-udp-responses-sent-ipv6: 1601551056 dns-tcp-responses-sent-ipv4: 321821046 dns-tcp-responses-sent-ipv6: 90114373