--- version: rssac002v3 service: j.root-servers.net start-period: '2019-11-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10308453572 dns-udp-queries-received-ipv6: 1442730741 dns-tcp-queries-received-ipv4: 981671697 dns-tcp-queries-received-ipv6: 138224889 dns-udp-responses-sent-ipv4: 9134003937 dns-udp-responses-sent-ipv6: 1371112247 dns-tcp-responses-sent-ipv4: 649211885 dns-tcp-responses-sent-ipv6: 109740994