--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5319779031 dns-udp-queries-received-ipv6: 969543017 dns-tcp-queries-received-ipv4: 467739467 dns-tcp-queries-received-ipv6: 111688900 dns-udp-responses-sent-ipv4: 4555980511 dns-udp-responses-sent-ipv6: 836749140 dns-tcp-responses-sent-ipv4: 436475325 dns-tcp-responses-sent-ipv6: 97007970