--- version: rssac002v3 service: i.root-servers.net start-period: '2018-11-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5737651450 dns-udp-queries-received-ipv6: 1145924240 dns-tcp-queries-received-ipv4: 127496138 dns-tcp-queries-received-ipv6: 27019445 dns-udp-responses-sent-ipv4: 5674391966 dns-udp-responses-sent-ipv6: 1152998066 dns-tcp-responses-sent-ipv4: 125434242 dns-tcp-responses-sent-ipv6: 26625038