--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6316446089 dns-udp-queries-received-ipv6: 1156880249 dns-tcp-queries-received-ipv4: 592730942 dns-tcp-queries-received-ipv6: 139675606 dns-udp-responses-sent-ipv4: 4972758778 dns-udp-responses-sent-ipv6: 1017851711 dns-tcp-responses-sent-ipv4: 484983798 dns-tcp-responses-sent-ipv6: 123508735