--- version: rssac002v3 service: i.root-servers.net start-period: '2020-07-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6353669144 dns-udp-queries-received-ipv6: 1320086544 dns-tcp-queries-received-ipv4: 578544545 dns-tcp-queries-received-ipv6: 153740314 dns-udp-responses-sent-ipv4: 4816464846 dns-udp-responses-sent-ipv6: 1055366751 dns-tcp-responses-sent-ipv4: 455326499 dns-tcp-responses-sent-ipv6: 126399199