--- version: rssac002v3 service: i.root-servers.net start-period: '2022-05-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6272902317 dns-udp-queries-received-ipv6: 2454187263 dns-tcp-queries-received-ipv4: 595324613 dns-tcp-queries-received-ipv6: 65529268 dns-udp-responses-sent-ipv4: 5285550678 dns-udp-responses-sent-ipv6: 1976988820 dns-tcp-responses-sent-ipv4: 593800345 dns-tcp-responses-sent-ipv6: 44139245