--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6907102179 dns-udp-queries-received-ipv6: 1966351635 dns-tcp-queries-received-ipv4: 741228678 dns-tcp-queries-received-ipv6: 82473871 dns-udp-responses-sent-ipv4: 5937628596 dns-udp-responses-sent-ipv6: 1818765603 dns-tcp-responses-sent-ipv4: 732948203 dns-tcp-responses-sent-ipv6: 73846436