--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6223335406 dns-udp-queries-received-ipv6: 749186282 dns-tcp-queries-received-ipv4: 78170922 dns-tcp-queries-received-ipv6: 7108777 dns-udp-responses-sent-ipv4: 6246781384 dns-udp-responses-sent-ipv6: 750854071 dns-tcp-responses-sent-ipv4: 79598916 dns-tcp-responses-sent-ipv6: 7158282