--- version: rssac002v3 service: j.root-servers.net start-period: '2020-01-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9631589205 dns-udp-queries-received-ipv6: 1320990069 dns-tcp-queries-received-ipv4: 658119906 dns-tcp-queries-received-ipv6: 114855458 dns-udp-responses-sent-ipv4: 8963809972 dns-udp-responses-sent-ipv6: 1285628381 dns-tcp-responses-sent-ipv4: 499658923 dns-tcp-responses-sent-ipv6: 100220533