--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9404893592 dns-udp-queries-received-ipv6: 1424464781 dns-tcp-queries-received-ipv4: 766820946 dns-tcp-queries-received-ipv6: 131653422 dns-udp-responses-sent-ipv4: 8686925383 dns-udp-responses-sent-ipv6: 1401443596 dns-tcp-responses-sent-ipv4: 552091202 dns-tcp-responses-sent-ipv6: 123547270