--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5208543719 dns-udp-queries-received-ipv6: 605803132 dns-tcp-queries-received-ipv4: 154731144 dns-tcp-queries-received-ipv6: 11796840 dns-udp-responses-sent-ipv4: 5122541803 dns-udp-responses-sent-ipv6: 603801957 dns-tcp-responses-sent-ipv4: 127144542 dns-tcp-responses-sent-ipv6: 11788640