--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5640860235 dns-udp-queries-received-ipv6: 1153314498 dns-tcp-queries-received-ipv4: 141881486 dns-tcp-queries-received-ipv6: 30738415 dns-udp-responses-sent-ipv4: 5582460645 dns-udp-responses-sent-ipv6: 1160150835 dns-tcp-responses-sent-ipv4: 139936426 dns-tcp-responses-sent-ipv6: 30247402