--- version: rssac002v3 service: i.root-servers.net start-period: '2018-03-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5623966673 dns-udp-queries-received-ipv6: 655405536 dns-tcp-queries-received-ipv4: 105457317 dns-tcp-queries-received-ipv6: 13185177 dns-udp-responses-sent-ipv4: 5674857089 dns-udp-responses-sent-ipv6: 650892808 dns-tcp-responses-sent-ipv4: 103726069 dns-tcp-responses-sent-ipv6: 13183715