--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6297074712 dns-udp-queries-received-ipv6: 1669895315 dns-tcp-queries-received-ipv4: 673240079 dns-tcp-queries-received-ipv6: 69305397 dns-udp-responses-sent-ipv4: 5403944926 dns-udp-responses-sent-ipv6: 1449297397 dns-tcp-responses-sent-ipv4: 665763841 dns-tcp-responses-sent-ipv6: 58326369