--- version: rssac002v3 service: i.root-servers.net start-period: '2022-01-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6725625659 dns-udp-queries-received-ipv6: 1709300892 dns-tcp-queries-received-ipv4: 732087377 dns-tcp-queries-received-ipv6: 81436674 dns-udp-responses-sent-ipv4: 5781704611 dns-udp-responses-sent-ipv6: 1586916437 dns-tcp-responses-sent-ipv4: 723736056 dns-tcp-responses-sent-ipv6: 64759646