--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4189073679 dns-udp-queries-received-ipv6: 399194457 dns-tcp-queries-received-ipv4: 139539244 dns-tcp-queries-received-ipv6: 12180372 dns-udp-responses-sent-ipv4: 4101091224 dns-udp-responses-sent-ipv6: 397105681 dns-tcp-responses-sent-ipv4: 117228603 dns-tcp-responses-sent-ipv6: 12196479