--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9904717500 dns-udp-queries-received-ipv6: 1591695163 dns-tcp-queries-received-ipv4: 822949604 dns-tcp-queries-received-ipv6: 140916951 dns-udp-responses-sent-ipv4: 9024328818 dns-udp-responses-sent-ipv6: 1562018109 dns-tcp-responses-sent-ipv4: 572240926 dns-tcp-responses-sent-ipv6: 129559153