--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4794728098 dns-udp-queries-received-ipv6: 402373169 dns-tcp-queries-received-ipv4: 155739238 dns-tcp-queries-received-ipv6: 14542423 dns-udp-responses-sent-ipv4: 4658397460 dns-udp-responses-sent-ipv6: 399348370 dns-tcp-responses-sent-ipv4: 129501678 dns-tcp-responses-sent-ipv6: 14560116