--- version: rssac002v3 service: i.root-servers.net start-period: '2017-01-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6187313513 dns-udp-queries-received-ipv6: 731505473 dns-tcp-queries-received-ipv4: 81125383 dns-tcp-queries-received-ipv6: 7188527 dns-udp-responses-sent-ipv4: 6200920033 dns-udp-responses-sent-ipv6: 733149939 dns-tcp-responses-sent-ipv4: 82770589 dns-tcp-responses-sent-ipv6: 7221156