--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4572666571 dns-udp-queries-received-ipv6: 560620290 dns-tcp-queries-received-ipv4: 156620893 dns-tcp-queries-received-ipv6: 11486812 dns-udp-responses-sent-ipv4: 4480116662 dns-udp-responses-sent-ipv6: 559665969 dns-tcp-responses-sent-ipv4: 129801141 dns-tcp-responses-sent-ipv6: 11427710