--- version: rssac002v3 service: j.root-servers.net start-period: '2019-09-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7232473382 dns-udp-queries-received-ipv6: 1574196025 dns-tcp-queries-received-ipv4: 703550179 dns-tcp-queries-received-ipv6: 217950218 dns-udp-responses-sent-ipv4: 6527149430 dns-udp-responses-sent-ipv6: 1383797522 dns-tcp-responses-sent-ipv4: 453451378 dns-tcp-responses-sent-ipv6: 125622915