--- version: rssac002v3 service: j.root-servers.net start-period: '2018-01-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4116073332 dns-udp-queries-received-ipv6: 387844479 dns-tcp-queries-received-ipv4: 142641432 dns-tcp-queries-received-ipv6: 12805776 dns-udp-responses-sent-ipv4: 4027458467 dns-udp-responses-sent-ipv6: 385976079 dns-tcp-responses-sent-ipv4: 119158259 dns-tcp-responses-sent-ipv6: 12921374