--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6122405176 dns-udp-queries-received-ipv6: 792211557 dns-tcp-queries-received-ipv4: 72791903 dns-tcp-queries-received-ipv6: 7145571 dns-udp-responses-sent-ipv4: 6130272379 dns-udp-responses-sent-ipv6: 792132537 dns-tcp-responses-sent-ipv4: 74460682 dns-tcp-responses-sent-ipv6: 7224286