--- version: rssac002v3 service: j.root-servers.net start-period: '2020-02-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10139927727 dns-udp-queries-received-ipv6: 1656711970 dns-tcp-queries-received-ipv4: 724215393 dns-tcp-queries-received-ipv6: 98040475 dns-udp-responses-sent-ipv4: 9345564398 dns-udp-responses-sent-ipv6: 1557864599 dns-tcp-responses-sent-ipv4: 524793557 dns-tcp-responses-sent-ipv6: 92478964