--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4896562917 dns-udp-queries-received-ipv6: 1264810755 dns-tcp-queries-received-ipv4: 460403216 dns-tcp-queries-received-ipv6: 80622836 dns-udp-responses-sent-ipv4: 4227307267 dns-udp-responses-sent-ipv6: 1107055311 dns-tcp-responses-sent-ipv4: 463042524 dns-tcp-responses-sent-ipv6: 75058409