--- version: rssac002v3 service: i.root-servers.net start-period: '2021-10-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5863811402 dns-udp-queries-received-ipv6: 1146300941 dns-tcp-queries-received-ipv4: 524977837 dns-tcp-queries-received-ipv6: 121930826 dns-udp-responses-sent-ipv4: 5083542704 dns-udp-responses-sent-ipv6: 998894616 dns-tcp-responses-sent-ipv4: 485940532 dns-tcp-responses-sent-ipv6: 105890132