--- version: rssac002v3 service: i.root-servers.net start-period: '2022-02-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6401681716 dns-udp-queries-received-ipv6: 1563088081 dns-tcp-queries-received-ipv4: 653319478 dns-tcp-queries-received-ipv6: 74903441 dns-udp-responses-sent-ipv4: 5525975530 dns-udp-responses-sent-ipv6: 1460463151 dns-tcp-responses-sent-ipv4: 647615397 dns-tcp-responses-sent-ipv6: 60139371