--- version: rssac002v3 service: j.root-servers.net start-period: '2020-02-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9326722037 dns-udp-queries-received-ipv6: 1243840398 dns-tcp-queries-received-ipv4: 716292707 dns-tcp-queries-received-ipv6: 87279482 dns-udp-responses-sent-ipv4: 8651795115 dns-udp-responses-sent-ipv6: 1233500931 dns-tcp-responses-sent-ipv4: 522285864 dns-tcp-responses-sent-ipv6: 86306147