--- version: rssac002v3 service: i.root-servers.net start-period: '2021-11-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5597697901 dns-udp-queries-received-ipv6: 1057947929 dns-tcp-queries-received-ipv4: 499162824 dns-tcp-queries-received-ipv6: 131790631 dns-udp-responses-sent-ipv4: 4829472230 dns-udp-responses-sent-ipv6: 954542351 dns-tcp-responses-sent-ipv4: 459330263 dns-tcp-responses-sent-ipv6: 127466250