--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6481945783 dns-udp-queries-received-ipv6: 1244551610 dns-tcp-queries-received-ipv4: 661178190 dns-tcp-queries-received-ipv6: 165990453 dns-udp-responses-sent-ipv4: 5294121556 dns-udp-responses-sent-ipv6: 1113647066 dns-tcp-responses-sent-ipv4: 599785168 dns-tcp-responses-sent-ipv6: 154471343