--- version: rssac002v3 service: j.root-servers.net start-period: '2017-07-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4960280454 dns-udp-queries-received-ipv6: 439752384 dns-tcp-queries-received-ipv4: 166102651 dns-tcp-queries-received-ipv6: 12275516 dns-udp-responses-sent-ipv4: 4850533987 dns-udp-responses-sent-ipv6: 437241584 dns-tcp-responses-sent-ipv4: 133231530 dns-tcp-responses-sent-ipv6: 12334307