--- version: rssac002v3 service: i.root-servers.net start-period: '2018-10-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5705890896 dns-udp-queries-received-ipv6: 1053891138 dns-tcp-queries-received-ipv4: 128314069 dns-tcp-queries-received-ipv6: 23079154 dns-udp-responses-sent-ipv4: 5615425340 dns-udp-responses-sent-ipv6: 1059305989 dns-tcp-responses-sent-ipv4: 126381417 dns-tcp-responses-sent-ipv6: 22849402