--- version: rssac002v3 service: j.root-servers.net start-period: '2018-04-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4406731684 dns-udp-queries-received-ipv6: 406585434 dns-tcp-queries-received-ipv4: 220835026 dns-tcp-queries-received-ipv6: 17734342 dns-udp-responses-sent-ipv4: 4287274649 dns-udp-responses-sent-ipv6: 404404160 dns-tcp-responses-sent-ipv4: 181412131 dns-tcp-responses-sent-ipv6: 17796135