--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4651102129 dns-udp-queries-received-ipv6: 416082653 dns-tcp-queries-received-ipv4: 154375875 dns-tcp-queries-received-ipv6: 12731126 dns-udp-responses-sent-ipv4: 4557424004 dns-udp-responses-sent-ipv6: 414418705 dns-tcp-responses-sent-ipv4: 130577771 dns-tcp-responses-sent-ipv6: 12704306