--- version: rssac002v3 service: j.root-servers.net start-period: '2017-07-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5106703841 dns-udp-queries-received-ipv6: 438466921 dns-tcp-queries-received-ipv4: 168727267 dns-tcp-queries-received-ipv6: 12236652 dns-udp-responses-sent-ipv4: 4994656442 dns-udp-responses-sent-ipv6: 436574544 dns-tcp-responses-sent-ipv4: 136100558 dns-tcp-responses-sent-ipv6: 12300502