--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8401871914 dns-udp-queries-received-ipv6: 1570180656 dns-tcp-queries-received-ipv4: 337516807 dns-tcp-queries-received-ipv6: 61130925 dns-udp-responses-sent-ipv4: 8240673089 dns-udp-responses-sent-ipv6: 1551015487 dns-tcp-responses-sent-ipv4: 321337205 dns-tcp-responses-sent-ipv6: 52855192