--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4375915070 dns-udp-queries-received-ipv6: 371919788 dns-tcp-queries-received-ipv4: 172089262 dns-tcp-queries-received-ipv6: 15245082 dns-udp-responses-sent-ipv4: 4272530371 dns-udp-responses-sent-ipv6: 369976746 dns-tcp-responses-sent-ipv4: 144510508 dns-tcp-responses-sent-ipv6: 15387744