--- version: rssac002v3 service: j.root-servers.net start-period: '2019-11-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10815085877 dns-udp-queries-received-ipv6: 1623527413 dns-tcp-queries-received-ipv4: 1023362270 dns-tcp-queries-received-ipv6: 175609902 dns-udp-responses-sent-ipv4: 9546950006 dns-udp-responses-sent-ipv6: 1522776571 dns-tcp-responses-sent-ipv4: 680406781 dns-tcp-responses-sent-ipv6: 127605026