--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6642265070 dns-udp-queries-received-ipv6: 1688960034 dns-tcp-queries-received-ipv4: 683618237 dns-tcp-queries-received-ipv6: 73708219 dns-udp-responses-sent-ipv4: 5585179296 dns-udp-responses-sent-ipv6: 1497830866 dns-tcp-responses-sent-ipv4: 656201231 dns-tcp-responses-sent-ipv6: 57827859