--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10389623050 dns-udp-queries-received-ipv6: 1627910437 dns-tcp-queries-received-ipv4: 853138105 dns-tcp-queries-received-ipv6: 144698699 dns-udp-responses-sent-ipv4: 9468799565 dns-udp-responses-sent-ipv6: 1599407937 dns-tcp-responses-sent-ipv4: 592817501 dns-tcp-responses-sent-ipv6: 133721651