--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4324633853 dns-udp-queries-received-ipv6: 401000207 dns-tcp-queries-received-ipv4: 143775638 dns-tcp-queries-received-ipv6: 12258755 dns-udp-responses-sent-ipv4: 4236242561 dns-udp-responses-sent-ipv6: 399936262 dns-tcp-responses-sent-ipv4: 122513872 dns-tcp-responses-sent-ipv6: 12349876