--- version: rssac002v3 service: i.root-servers.net start-period: '2022-03-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6687886011 dns-udp-queries-received-ipv6: 2055930602 dns-tcp-queries-received-ipv4: 704246139 dns-tcp-queries-received-ipv6: 88812620 dns-udp-responses-sent-ipv4: 5799296851 dns-udp-responses-sent-ipv6: 1906182338 dns-tcp-responses-sent-ipv4: 701975196 dns-tcp-responses-sent-ipv6: 80861706