--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5068182177 dns-udp-queries-received-ipv6: 558963864 dns-tcp-queries-received-ipv4: 153278548 dns-tcp-queries-received-ipv6: 13036464 dns-udp-responses-sent-ipv4: 4980830983 dns-udp-responses-sent-ipv6: 559628934 dns-tcp-responses-sent-ipv4: 126553063 dns-tcp-responses-sent-ipv6: 13172991