--- version: rssac002v3 service: i.root-servers.net start-period: '2022-04-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6660455026 dns-udp-queries-received-ipv6: 1645109293 dns-tcp-queries-received-ipv4: 701832444 dns-tcp-queries-received-ipv6: 67064397 dns-udp-responses-sent-ipv4: 5649012997 dns-udp-responses-sent-ipv6: 1497800409 dns-tcp-responses-sent-ipv4: 685696602 dns-tcp-responses-sent-ipv6: 55916875