--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5488841266 dns-udp-queries-received-ipv6: 1062325592 dns-tcp-queries-received-ipv4: 132999832 dns-tcp-queries-received-ipv6: 31080561 dns-udp-responses-sent-ipv4: 5430587700 dns-udp-responses-sent-ipv6: 1067515159 dns-tcp-responses-sent-ipv4: 131482285 dns-tcp-responses-sent-ipv6: 30614666