--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4863668712 dns-udp-queries-received-ipv6: 1319772579 dns-tcp-queries-received-ipv4: 480862836 dns-tcp-queries-received-ipv6: 73231178 dns-udp-responses-sent-ipv4: 3890144124 dns-udp-responses-sent-ipv6: 1115850705 dns-tcp-responses-sent-ipv4: 413755398 dns-tcp-responses-sent-ipv6: 71436980