--- version: rssac002v3 service: j.root-servers.net start-period: '2018-04-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4371205969 dns-udp-queries-received-ipv6: 437624485 dns-tcp-queries-received-ipv4: 209696616 dns-tcp-queries-received-ipv6: 15431962 dns-udp-responses-sent-ipv4: 4264140552 dns-udp-responses-sent-ipv6: 434464466 dns-tcp-responses-sent-ipv4: 169000610 dns-tcp-responses-sent-ipv6: 15380043