--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4608210228 dns-udp-queries-received-ipv6: 444648640 dns-tcp-queries-received-ipv4: 159648408 dns-tcp-queries-received-ipv6: 12835056 dns-udp-responses-sent-ipv4: 4502816629 dns-udp-responses-sent-ipv6: 443301506 dns-tcp-responses-sent-ipv4: 131734322 dns-tcp-responses-sent-ipv6: 12850719