--- version: rssac002v3 service: j.root-servers.net start-period: '2019-10-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8837765254 dns-udp-queries-received-ipv6: 1772715938 dns-tcp-queries-received-ipv4: 880582383 dns-tcp-queries-received-ipv6: 311314332 dns-udp-responses-sent-ipv4: 7880978732 dns-udp-responses-sent-ipv6: 1497743139 dns-tcp-responses-sent-ipv4: 596296471 dns-tcp-responses-sent-ipv6: 176544523