--- version: rssac002v3 service: j.root-servers.net start-period: '2018-08-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5617018454 dns-udp-queries-received-ipv6: 592366251 dns-tcp-queries-received-ipv4: 279575005 dns-tcp-queries-received-ipv6: 25140631 dns-udp-responses-sent-ipv4: 5398818510 dns-udp-responses-sent-ipv6: 590349944 dns-tcp-responses-sent-ipv4: 215593768 dns-tcp-responses-sent-ipv6: 24811842