--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5041044754 dns-udp-queries-received-ipv6: 604070040 dns-tcp-queries-received-ipv4: 221007099 dns-tcp-queries-received-ipv6: 18684605 dns-udp-responses-sent-ipv4: 4923143113 dns-udp-responses-sent-ipv6: 597942365 dns-tcp-responses-sent-ipv4: 183343366 dns-tcp-responses-sent-ipv6: 18615050