--- version: rssac002v4 service: a.root-servers.net start-period: '2023-06-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6306668156 dns-udp-queries-received-ipv6: 1474367455 dns-tcp-queries-received-ipv4: 296740505 dns-tcp-queries-received-ipv6: 71336695 dns-udp-responses-sent-ipv4: 6102144681 dns-udp-responses-sent-ipv6: 1467873903 dns-tcp-responses-sent-ipv4: 279210477 dns-tcp-responses-sent-ipv6: 70129141