--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5088535127 dns-udp-queries-received-ipv6: 622537210 dns-tcp-queries-received-ipv4: 158415283 dns-tcp-queries-received-ipv6: 11829657 dns-udp-responses-sent-ipv4: 5005134015 dns-udp-responses-sent-ipv6: 624414290 dns-tcp-responses-sent-ipv4: 130805828 dns-tcp-responses-sent-ipv6: 11962924