--- version: rssac002v4 service: a.root-servers.net start-period: '2024-04-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7651001365 dns-udp-queries-received-ipv6: 1878015957 dns-tcp-queries-received-ipv4: 294084718 dns-tcp-queries-received-ipv6: 43551483 dns-udp-responses-sent-ipv4: 7518857171 dns-udp-responses-sent-ipv6: 1874482754 dns-tcp-responses-sent-ipv4: 291884558 dns-tcp-responses-sent-ipv6: 43729177