--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4804238636 dns-udp-queries-received-ipv6: 1212354761 dns-tcp-queries-received-ipv4: 509145054 dns-tcp-queries-received-ipv6: 80367320 dns-udp-responses-sent-ipv4: 4084157609 dns-udp-responses-sent-ipv6: 1066530964 dns-tcp-responses-sent-ipv4: 513268762 dns-tcp-responses-sent-ipv6: 74727486