--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4512244159 dns-udp-queries-received-ipv6: 424925118 dns-tcp-queries-received-ipv4: 169174688 dns-tcp-queries-received-ipv6: 16759250 dns-udp-responses-sent-ipv4: 4410679787 dns-udp-responses-sent-ipv6: 419962722 dns-tcp-responses-sent-ipv4: 142810169 dns-tcp-responses-sent-ipv6: 15669715