--- version: rssac002v3 service: j.root-servers.net start-period: '2018-05-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4657679998 dns-udp-queries-received-ipv6: 358286981 dns-tcp-queries-received-ipv4: 259610588 dns-tcp-queries-received-ipv6: 16705600 dns-udp-responses-sent-ipv4: 4498059386 dns-udp-responses-sent-ipv6: 356196583 dns-tcp-responses-sent-ipv4: 192290815 dns-tcp-responses-sent-ipv6: 16767384