--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7986091512 dns-udp-queries-received-ipv6: 1625747203 dns-tcp-queries-received-ipv4: 536629045 dns-tcp-queries-received-ipv6: 217944041 dns-udp-responses-sent-ipv4: 7480486260 dns-udp-responses-sent-ipv6: 1441904194 dns-tcp-responses-sent-ipv4: 402957178 dns-tcp-responses-sent-ipv6: 128633448