--- version: rssac002v4 service: a.root-servers.net start-period: '2024-01-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8231093277 dns-udp-queries-received-ipv6: 1843669257 dns-tcp-queries-received-ipv4: 401443774 dns-tcp-queries-received-ipv6: 71946353 dns-udp-responses-sent-ipv4: 8040211996 dns-udp-responses-sent-ipv6: 1817563699 dns-tcp-responses-sent-ipv4: 376311363 dns-tcp-responses-sent-ipv6: 59474655