--- version: rssac002v3 service: i.root-servers.net start-period: '2018-10-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5225743714 dns-udp-queries-received-ipv6: 948367501 dns-tcp-queries-received-ipv4: 129960306 dns-tcp-queries-received-ipv6: 24648555 dns-udp-responses-sent-ipv4: 5126978408 dns-udp-responses-sent-ipv6: 953476201 dns-tcp-responses-sent-ipv4: 126984022 dns-tcp-responses-sent-ipv6: 24433133