--- version: rssac002v3 service: i.root-servers.net start-period: '2019-10-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5810045546 dns-udp-queries-received-ipv6: 1185279561 dns-tcp-queries-received-ipv4: 609280169 dns-tcp-queries-received-ipv6: 169476009 dns-udp-responses-sent-ipv4: 4685857848 dns-udp-responses-sent-ipv6: 876299719 dns-tcp-responses-sent-ipv4: 518086029 dns-tcp-responses-sent-ipv6: 137620878