--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5158813945 dns-udp-queries-received-ipv6: 367325331 dns-tcp-queries-received-ipv4: 168229558 dns-tcp-queries-received-ipv6: 14222307 dns-udp-responses-sent-ipv4: 5008814137 dns-udp-responses-sent-ipv6: 364475131 dns-tcp-responses-sent-ipv4: 139563396 dns-tcp-responses-sent-ipv6: 14212968