--- version: rssac002v3 service: i.root-servers.net start-period: '2021-10-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5306587810 dns-udp-queries-received-ipv6: 1200360067 dns-tcp-queries-received-ipv4: 482678577 dns-tcp-queries-received-ipv6: 121602045 dns-udp-responses-sent-ipv4: 4573278341 dns-udp-responses-sent-ipv6: 1038544537 dns-tcp-responses-sent-ipv4: 450119417 dns-tcp-responses-sent-ipv6: 105885620