--- version: rssac002v3 service: i.root-servers.net start-period: '2020-07-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6247144741 dns-udp-queries-received-ipv6: 1146267430 dns-tcp-queries-received-ipv4: 558431238 dns-tcp-queries-received-ipv6: 137434001 dns-udp-responses-sent-ipv4: 4968832687 dns-udp-responses-sent-ipv6: 993382194 dns-tcp-responses-sent-ipv4: 459178362 dns-tcp-responses-sent-ipv6: 122393881