--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4645261460 dns-udp-queries-received-ipv6: 379658877 dns-tcp-queries-received-ipv4: 175625273 dns-tcp-queries-received-ipv6: 14407048 dns-udp-responses-sent-ipv4: 4535553329 dns-udp-responses-sent-ipv6: 377200722 dns-tcp-responses-sent-ipv4: 145786758 dns-tcp-responses-sent-ipv6: 14392872