--- version: rssac002v3 service: j.root-servers.net start-period: '2020-03-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9909647271 dns-udp-queries-received-ipv6: 1592425160 dns-tcp-queries-received-ipv4: 843130775 dns-tcp-queries-received-ipv6: 159206719 dns-udp-responses-sent-ipv4: 9081160988 dns-udp-responses-sent-ipv6: 1564579951 dns-tcp-responses-sent-ipv4: 619865943 dns-tcp-responses-sent-ipv6: 152778996