--- version: rssac002v3 service: i.root-servers.net start-period: '2023-01-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6121488511 dns-udp-queries-received-ipv6: 1240047837 dns-tcp-queries-received-ipv4: 575453233 dns-tcp-queries-received-ipv6: 55867838 dns-udp-responses-sent-ipv4: 5091290349 dns-udp-responses-sent-ipv6: 1130563990 dns-tcp-responses-sent-ipv4: 555704882 dns-tcp-responses-sent-ipv6: 48619271