--- version: rssac002v3 service: i.root-servers.net start-period: '2018-02-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5250909669 dns-udp-queries-received-ipv6: 649734241 dns-tcp-queries-received-ipv4: 101896549 dns-tcp-queries-received-ipv6: 13764985 dns-udp-responses-sent-ipv4: 5241990339 dns-udp-responses-sent-ipv6: 644778072 dns-tcp-responses-sent-ipv4: 102338667 dns-tcp-responses-sent-ipv6: 13868224