--- version: rssac002v3 service: j.root-servers.net start-period: '2018-06-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5581895892 dns-udp-queries-received-ipv6: 559093181 dns-tcp-queries-received-ipv4: 285398150 dns-tcp-queries-received-ipv6: 17953827 dns-udp-responses-sent-ipv4: 5378277595 dns-udp-responses-sent-ipv6: 480687274 dns-tcp-responses-sent-ipv4: 225104454 dns-tcp-responses-sent-ipv6: 18102005