--- version: rssac002v3 service: i.root-servers.net start-period: '2020-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5755847979 dns-udp-queries-received-ipv6: 1074627054 dns-tcp-queries-received-ipv4: 587193388 dns-tcp-queries-received-ipv6: 125939297 dns-udp-responses-sent-ipv4: 4401640107 dns-udp-responses-sent-ipv6: 921710539 dns-tcp-responses-sent-ipv4: 482010368 dns-tcp-responses-sent-ipv6: 121665191