--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6586003672 dns-udp-queries-received-ipv6: 1993470213 dns-tcp-queries-received-ipv4: 712672185 dns-tcp-queries-received-ipv6: 91350784 dns-udp-responses-sent-ipv4: 5602851113 dns-udp-responses-sent-ipv6: 1772070164 dns-tcp-responses-sent-ipv4: 694224424 dns-tcp-responses-sent-ipv6: 74660877