--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5002791255 dns-udp-queries-received-ipv6: 537110400 dns-tcp-queries-received-ipv4: 208664805 dns-tcp-queries-received-ipv6: 18666847 dns-udp-responses-sent-ipv4: 4896418216 dns-udp-responses-sent-ipv6: 527920121 dns-tcp-responses-sent-ipv4: 175375286 dns-tcp-responses-sent-ipv6: 18401275