--- version: rssac002v3 service: i.root-servers.net start-period: '2023-04-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4935792816 dns-udp-queries-received-ipv6: 1455985177 dns-tcp-queries-received-ipv4: 455382012 dns-tcp-queries-received-ipv6: 88766435 dns-udp-responses-sent-ipv4: 4139485045 dns-udp-responses-sent-ipv6: 1287905730 dns-tcp-responses-sent-ipv4: 438248931 dns-tcp-responses-sent-ipv6: 87016989