--- version: rssac002v3 service: j.root-servers.net start-period: '2020-07-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10305847806 dns-udp-queries-received-ipv6: 1797327304 dns-tcp-queries-received-ipv4: 808412018 dns-tcp-queries-received-ipv6: 169532494 dns-udp-responses-sent-ipv4: 9527117786 dns-udp-responses-sent-ipv6: 1766995539 dns-tcp-responses-sent-ipv4: 555718099 dns-tcp-responses-sent-ipv6: 168211318