--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4967319792 dns-udp-queries-received-ipv6: 369660951 dns-tcp-queries-received-ipv4: 161108700 dns-tcp-queries-received-ipv6: 14263926 dns-udp-responses-sent-ipv4: 4830886265 dns-udp-responses-sent-ipv6: 366665178 dns-tcp-responses-sent-ipv4: 137066174 dns-tcp-responses-sent-ipv6: 14200027