--- version: rssac002v3 service: j.root-servers.net start-period: '2019-08-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7739134709 dns-udp-queries-received-ipv6: 1644102773 dns-tcp-queries-received-ipv4: 610131918 dns-tcp-queries-received-ipv6: 218353280 dns-udp-responses-sent-ipv4: 7132878212 dns-udp-responses-sent-ipv6: 1457141195 dns-tcp-responses-sent-ipv4: 409740391 dns-tcp-responses-sent-ipv6: 127017728