--- version: rssac002v3 service: i.root-servers.net start-period: '2018-10-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5495553080 dns-udp-queries-received-ipv6: 1038848194 dns-tcp-queries-received-ipv4: 134038966 dns-tcp-queries-received-ipv6: 24072466 dns-udp-responses-sent-ipv4: 5424817455 dns-udp-responses-sent-ipv6: 1044996800 dns-tcp-responses-sent-ipv4: 131415563 dns-tcp-responses-sent-ipv6: 23760729