--- version: rssac002v3 service: i.root-servers.net start-period: '2022-06-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4682938248 dns-udp-queries-received-ipv6: 910755542 dns-tcp-queries-received-ipv4: 502625878 dns-tcp-queries-received-ipv6: 34010831 dns-udp-responses-sent-ipv4: 4095836826 dns-udp-responses-sent-ipv6: 823168338 dns-tcp-responses-sent-ipv4: 515158309 dns-tcp-responses-sent-ipv6: 31395027