--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4415735457 dns-udp-queries-received-ipv6: 379972949 dns-tcp-queries-received-ipv4: 178244792 dns-tcp-queries-received-ipv6: 15873081 dns-udp-responses-sent-ipv4: 4302846686 dns-udp-responses-sent-ipv6: 378057178 dns-tcp-responses-sent-ipv4: 150020063 dns-tcp-responses-sent-ipv6: 15862032