--- version: rssac002v3 service: j.root-servers.net start-period: '2018-08-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5631123923 dns-udp-queries-received-ipv6: 600239616 dns-tcp-queries-received-ipv4: 274239057 dns-tcp-queries-received-ipv6: 22965872 dns-udp-responses-sent-ipv4: 5417986712 dns-udp-responses-sent-ipv6: 598732853 dns-tcp-responses-sent-ipv4: 210707189 dns-tcp-responses-sent-ipv6: 22746293