--- version: rssac002v3 service: i.root-servers.net start-period: '2020-11-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6638194511 dns-udp-queries-received-ipv6: 1333421150 dns-tcp-queries-received-ipv4: 647925931 dns-tcp-queries-received-ipv6: 159427107 dns-udp-responses-sent-ipv4: 5348263117 dns-udp-responses-sent-ipv6: 1196580454 dns-tcp-responses-sent-ipv4: 588627766 dns-tcp-responses-sent-ipv6: 162143410