--- version: rssac002v3 service: i.root-servers.net start-period: '2022-07-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6450962290 dns-udp-queries-received-ipv6: 2146206578 dns-tcp-queries-received-ipv4: 572700282 dns-tcp-queries-received-ipv6: 61197965 dns-udp-responses-sent-ipv4: 5495895785 dns-udp-responses-sent-ipv6: 1637208821 dns-tcp-responses-sent-ipv4: 548954962 dns-tcp-responses-sent-ipv6: 47706365