--- version: rssac002v3 service: j.root-servers.net start-period: '2018-08-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5514660465 dns-udp-queries-received-ipv6: 607398932 dns-tcp-queries-received-ipv4: 272381998 dns-tcp-queries-received-ipv6: 23508355 dns-udp-responses-sent-ipv4: 5304684010 dns-udp-responses-sent-ipv6: 605420022 dns-tcp-responses-sent-ipv4: 209663030 dns-tcp-responses-sent-ipv6: 23334520