--- version: rssac002v3 service: j.root-servers.net start-period: '2018-07-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5227596354 dns-udp-queries-received-ipv6: 497839525 dns-tcp-queries-received-ipv4: 271708586 dns-tcp-queries-received-ipv6: 18189428 dns-udp-responses-sent-ipv4: 5033353802 dns-udp-responses-sent-ipv6: 496425482 dns-tcp-responses-sent-ipv4: 206292820 dns-tcp-responses-sent-ipv6: 18256044