--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9881220459 dns-udp-queries-received-ipv6: 1488202631 dns-tcp-queries-received-ipv4: 798802162 dns-tcp-queries-received-ipv6: 115101446 dns-udp-responses-sent-ipv4: 8985853332 dns-udp-responses-sent-ipv6: 1461108914 dns-tcp-responses-sent-ipv4: 561433378 dns-tcp-responses-sent-ipv6: 108555763