--- version: rssac002v4 service: a.root-servers.net start-period: '2022-06-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5841323745 dns-udp-queries-received-ipv6: 1709872895 dns-tcp-queries-received-ipv4: 384646746 dns-tcp-queries-received-ipv6: 59749177 dns-udp-responses-sent-ipv4: 5554241559 dns-udp-responses-sent-ipv6: 1708326840 dns-tcp-responses-sent-ipv4: 315947494 dns-tcp-responses-sent-ipv6: 59736266