--- version: rssac002v3 service: j.root-servers.net start-period: '2019-10-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9187310284 dns-udp-queries-received-ipv6: 1818219367 dns-tcp-queries-received-ipv4: 925757880 dns-tcp-queries-received-ipv6: 326524009 dns-udp-responses-sent-ipv4: 8151592015 dns-udp-responses-sent-ipv6: 1528233365 dns-tcp-responses-sent-ipv4: 634675518 dns-tcp-responses-sent-ipv6: 184330141