--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6128459922 dns-udp-queries-received-ipv6: 776731940 dns-tcp-queries-received-ipv4: 83060976 dns-tcp-queries-received-ipv6: 9082281 dns-udp-responses-sent-ipv4: 6127989424 dns-udp-responses-sent-ipv6: 776346167 dns-tcp-responses-sent-ipv4: 84857891 dns-tcp-responses-sent-ipv6: 9261860