--- version: rssac002v3 service: j.root-servers.net start-period: '2017-04-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4789652411 dns-udp-queries-received-ipv6: 541597766 dns-tcp-queries-received-ipv4: 116899406 dns-tcp-queries-received-ipv6: 8413050 dns-udp-responses-sent-ipv4: 4696043258 dns-udp-responses-sent-ipv6: 540509335 dns-tcp-responses-sent-ipv4: 97348418 dns-tcp-responses-sent-ipv6: 8405773