--- version: rssac002v3 service: j.root-servers.net start-period: '2018-07-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5732031949 dns-udp-queries-received-ipv6: 622045984 dns-tcp-queries-received-ipv4: 293814182 dns-tcp-queries-received-ipv6: 19976644 dns-udp-responses-sent-ipv4: 5516670203 dns-udp-responses-sent-ipv6: 619937505 dns-tcp-responses-sent-ipv4: 226273136 dns-tcp-responses-sent-ipv6: 19771874