--- version: rssac002v3 service: j.root-servers.net start-period: '2019-10-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 12511027931 dns-udp-queries-received-ipv6: 2365179928 dns-tcp-queries-received-ipv4: 1372145328 dns-tcp-queries-received-ipv6: 420200013 dns-udp-responses-sent-ipv4: 10873953756 dns-udp-responses-sent-ipv6: 1973637887 dns-tcp-responses-sent-ipv4: 848861837 dns-tcp-responses-sent-ipv6: 235368487