--- version: rssac002v3 service: j.root-servers.net start-period: '2018-08-06T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5358636085 dns-udp-queries-received-ipv6: 640319137 dns-tcp-queries-received-ipv4: 269588650 dns-tcp-queries-received-ipv6: 20618115 dns-udp-responses-sent-ipv4: 5144188182 dns-udp-responses-sent-ipv6: 638375950 dns-tcp-responses-sent-ipv4: 206654984 dns-tcp-responses-sent-ipv6: 20377643