--- version: rssac002v3 service: i.root-servers.net start-period: '2018-03-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5628050793 dns-udp-queries-received-ipv6: 721676423 dns-tcp-queries-received-ipv4: 108817484 dns-tcp-queries-received-ipv6: 13511196 dns-udp-responses-sent-ipv4: 5683574918 dns-udp-responses-sent-ipv6: 716524271 dns-tcp-responses-sent-ipv4: 107300223 dns-tcp-responses-sent-ipv6: 13533262