--- version: rssac002v5 service: a.root-servers.net start-period: '2025-04-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7552998953 dns-udp-queries-received-ipv6: 1939307518 dns-tcp-queries-received-ipv4: 381696206 dns-tcp-queries-received-ipv6: 52620355 dns-udp-responses-sent-ipv4: 7387806089 dns-udp-responses-sent-ipv6: 1908574911 dns-tcp-responses-sent-ipv4: 355027076 dns-tcp-responses-sent-ipv6: 38688208