--- version: rssac002v4 service: a.root-servers.net start-period: '2024-02-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7618667632 dns-udp-queries-received-ipv6: 1828027417 dns-tcp-queries-received-ipv4: 366237529 dns-tcp-queries-received-ipv6: 55631134 dns-udp-responses-sent-ipv4: 7454951262 dns-udp-responses-sent-ipv6: 1808311461 dns-tcp-responses-sent-ipv4: 345560239 dns-tcp-responses-sent-ipv6: 47059308