--- version: rssac002v4 service: a.root-servers.net start-period: '2023-03-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6524811764 dns-udp-queries-received-ipv6: 2001081747 dns-tcp-queries-received-ipv4: 419491174 dns-tcp-queries-received-ipv6: 160659388 dns-udp-responses-sent-ipv4: 5994176624 dns-udp-responses-sent-ipv6: 1668583981 dns-tcp-responses-sent-ipv4: 368053093 dns-tcp-responses-sent-ipv6: 135787617