--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4354316294 dns-udp-queries-received-ipv6: 372282999 dns-tcp-queries-received-ipv4: 180703625 dns-tcp-queries-received-ipv6: 15300135 dns-udp-responses-sent-ipv4: 4251010254 dns-udp-responses-sent-ipv6: 370076154 dns-tcp-responses-sent-ipv4: 149274212 dns-tcp-responses-sent-ipv6: 15410972