--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5922590385 dns-udp-queries-received-ipv6: 1114801413 dns-tcp-queries-received-ipv4: 616981189 dns-tcp-queries-received-ipv6: 143537893 dns-udp-responses-sent-ipv4: 4618697473 dns-udp-responses-sent-ipv6: 976710262 dns-tcp-responses-sent-ipv4: 485309421 dns-tcp-responses-sent-ipv6: 122894527