--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5950648892 dns-udp-queries-received-ipv6: 1218042885 dns-tcp-queries-received-ipv4: 121708439 dns-tcp-queries-received-ipv6: 31067242 dns-udp-responses-sent-ipv4: 5880043226 dns-udp-responses-sent-ipv6: 1223582397 dns-tcp-responses-sent-ipv4: 120082763 dns-tcp-responses-sent-ipv6: 30229524