--- version: rssac002v3 service: i.root-servers.net start-period: '2018-03-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5502699977 dns-udp-queries-received-ipv6: 746915971 dns-tcp-queries-received-ipv4: 118733040 dns-tcp-queries-received-ipv6: 14102710 dns-udp-responses-sent-ipv4: 5501011194 dns-udp-responses-sent-ipv6: 742761814 dns-tcp-responses-sent-ipv4: 117374008 dns-tcp-responses-sent-ipv6: 14177480