--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8406978560 dns-udp-queries-received-ipv6: 1588563298 dns-tcp-queries-received-ipv4: 338817005 dns-tcp-queries-received-ipv6: 59296769 dns-udp-responses-sent-ipv4: 8239591150 dns-udp-responses-sent-ipv6: 1565263797 dns-tcp-responses-sent-ipv4: 322937894 dns-tcp-responses-sent-ipv6: 50033494