--- version: rssac002v3 service: i.root-servers.net start-period: '2022-05-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6560998324 dns-udp-queries-received-ipv6: 2011671763 dns-tcp-queries-received-ipv4: 596621665 dns-tcp-queries-received-ipv6: 65483569 dns-udp-responses-sent-ipv4: 5766274054 dns-udp-responses-sent-ipv6: 1758972680 dns-tcp-responses-sent-ipv4: 599609025 dns-tcp-responses-sent-ipv6: 54078292