--- version: rssac002v3 service: j.root-servers.net start-period: '2018-08-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5079539527 dns-udp-queries-received-ipv6: 587361239 dns-tcp-queries-received-ipv4: 270561684 dns-tcp-queries-received-ipv6: 20125704 dns-udp-responses-sent-ipv4: 4856689416 dns-udp-responses-sent-ipv6: 586352355 dns-tcp-responses-sent-ipv4: 203461465 dns-tcp-responses-sent-ipv6: 20085314