--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4933850433 dns-udp-queries-received-ipv6: 567199359 dns-tcp-queries-received-ipv4: 156479195 dns-tcp-queries-received-ipv6: 11898817 dns-udp-responses-sent-ipv4: 4818857013 dns-udp-responses-sent-ipv6: 566587139 dns-tcp-responses-sent-ipv4: 126629910 dns-tcp-responses-sent-ipv6: 11829746