--- version: rssac002v3 service: j.root-servers.net start-period: '2018-01-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4432234705 dns-udp-queries-received-ipv6: 379160780 dns-tcp-queries-received-ipv4: 146789355 dns-tcp-queries-received-ipv6: 13382742 dns-udp-responses-sent-ipv4: 4343485642 dns-udp-responses-sent-ipv6: 376912533 dns-tcp-responses-sent-ipv4: 123685378 dns-tcp-responses-sent-ipv6: 13498155