--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5177773339 dns-udp-queries-received-ipv6: 384435122 dns-tcp-queries-received-ipv4: 281400897 dns-tcp-queries-received-ipv6: 17472557 dns-udp-responses-sent-ipv4: 4994647850 dns-udp-responses-sent-ipv6: 382645495 dns-tcp-responses-sent-ipv4: 207272286 dns-tcp-responses-sent-ipv6: 17506369