--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7531859734 dns-udp-queries-received-ipv6: 2059850579 dns-tcp-queries-received-ipv4: 318159089 dns-tcp-queries-received-ipv6: 45120742 dns-udp-responses-sent-ipv4: 7399096517 dns-udp-responses-sent-ipv6: 2056310250 dns-tcp-responses-sent-ipv4: 316250646 dns-tcp-responses-sent-ipv6: 45335591