--- version: rssac002v4 service: a.root-servers.net start-period: '2022-09-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6555705497 dns-udp-queries-received-ipv6: 1957395119 dns-tcp-queries-received-ipv4: 571250971 dns-tcp-queries-received-ipv6: 73201722 dns-udp-responses-sent-ipv4: 6093840725 dns-udp-responses-sent-ipv6: 1952035389 dns-tcp-responses-sent-ipv4: 408121550 dns-tcp-responses-sent-ipv6: 72299162