--- version: rssac002v3 service: i.root-servers.net start-period: '2019-11-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6491271251 dns-udp-queries-received-ipv6: 1334681169 dns-tcp-queries-received-ipv4: 652666875 dns-tcp-queries-received-ipv6: 157359922 dns-udp-responses-sent-ipv4: 5593029218 dns-udp-responses-sent-ipv6: 1243602035 dns-tcp-responses-sent-ipv4: 597017162 dns-tcp-responses-sent-ipv6: 152562084