--- version: rssac002v4 service: a.root-servers.net start-period: '2024-05-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10004048973 dns-udp-queries-received-ipv6: 1722993537 dns-tcp-queries-received-ipv4: 361870811 dns-tcp-queries-received-ipv6: 38071455 dns-udp-responses-sent-ipv4: 9817266667 dns-udp-responses-sent-ipv6: 1719115671 dns-tcp-responses-sent-ipv4: 330322531 dns-tcp-responses-sent-ipv6: 38096291