--- version: rssac002v4 service: a.root-servers.net start-period: '2024-03-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8148663474 dns-udp-queries-received-ipv6: 1927323135 dns-tcp-queries-received-ipv4: 324639347 dns-tcp-queries-received-ipv6: 53920966 dns-udp-responses-sent-ipv4: 7990955853 dns-udp-responses-sent-ipv6: 1907154547 dns-tcp-responses-sent-ipv4: 308518088 dns-tcp-responses-sent-ipv6: 44918885