--- version: rssac002v4 service: a.root-servers.net start-period: '2022-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5947166458 dns-udp-queries-received-ipv6: 1750074011 dns-tcp-queries-received-ipv4: 325004148 dns-tcp-queries-received-ipv6: 70063645 dns-udp-responses-sent-ipv4: 5772850126 dns-udp-responses-sent-ipv6: 1747587702 dns-tcp-responses-sent-ipv4: 299045561 dns-tcp-responses-sent-ipv6: 69791748